diff --git a/code/modules/research/machinery/_production.dm b/code/modules/research/machinery/_production.dm
index 6fca686f90..a5df3f4d12 100644
--- a/code/modules/research/machinery/_production.dm
+++ b/code/modules/research/machinery/_production.dm
@@ -4,7 +4,7 @@
 	layer = BELOW_OBJ_LAYER
 	var/consoleless_interface = TRUE			//Whether it can be used without a console.
 	var/offstation_security_levels = TRUE
-	var/efficiency_coeff = 1				//Materials needed / coeff = actual.
+	var/print_cost_coeff = 1				//Materials needed * coeff = actual.
 	var/list/categories = list()
 	var/datum/component/remote_materials/materials
 	var/allowed_department_flags = ALL
@@ -76,13 +76,13 @@
 	for(var/obj/item/stock_parts/manipulator/M in component_parts)
 		total_manip_rating += M.rating
 		manips++
-	efficiency_coeff = STANDARD_PART_LEVEL_LATHE_COEFFICIENT(total_manip_rating / (manips? manips : 1))
+	print_cost_coeff = STANDARD_PART_LEVEL_LATHE_COEFFICIENT(total_manip_rating / (manips? manips : 1))
 
 /obj/machinery/rnd/production/examine(mob/user)
 	. = ..()
 	var/datum/component/remote_materials/materials = GetComponent(/datum/component/remote_materials)
 	if(in_range(user, src) || isobserver(user))
-		. += "<span class='notice'>The status display reads: Storing up to <b>[materials.local_size]</b> material units locally.<br>Material usage efficiency at <b>[efficiency_coeff*100]%</b>.</span>"
+		. += "<span class='notice'>The status display reads: Storing up to <b>[materials.local_size]</b> material units locally.<br>Material usage cost at <b>[print_cost_coeff*100]%</b>.</span>"
 
 //we eject the materials upon deconstruction.
 /obj/machinery/rnd/production/on_deconstruction()
@@ -112,7 +112,7 @@
 
 	// these types don't have their .materials set in do_print, so don't allow
 	// them to be constructed efficiently
-	var/ef = efficient_with(being_built.build_path) ? efficiency_coeff : 1
+	var/ef = efficient_with(being_built.build_path) ? print_cost_coeff : 1
 	return round(A / max(1, all_materials[mat] * ef))
 
 /obj/machinery/rnd/production/proc/efficient_with(path)
@@ -152,7 +152,7 @@
 		power += round(D.materials[M] * amount / 35)
 	power = min(3000, power)
 	use_power(power)
-	var/coeff = efficient_with(D.build_path) ? efficiency_coeff : 1
+	var/coeff = efficient_with(D.build_path) ? print_cost_coeff : 1
 	var/list/efficient_mats = list()
 	for(var/MAT in D.materials)
 		efficient_mats[MAT] = D.materials[MAT] * coeff
@@ -170,7 +170,7 @@
 	busy = TRUE
 	if(production_animation)
 		flick(production_animation, src)
-	var/timecoeff = D.lathe_time_factor * efficiency_coeff
+	var/timecoeff = D.lathe_time_factor * print_cost_coeff
 	addtimer(CALLBACK(src, .proc/reset_busy), (20 * timecoeff * amount) ** 0.5)
 	addtimer(CALLBACK(src, .proc/do_print, D.build_path, amount, efficient_mats, D.dangerous_construction, usr), (20 * timecoeff * amount) ** 0.5)
 	return TRUE
@@ -247,7 +247,7 @@
 
 /obj/machinery/rnd/production/proc/ui_screen_search()
 	var/list/l = list()
-	var/coeff = efficiency_coeff
+	var/coeff = print_cost_coeff
 	l += "<h2>Search Results:</h2>"
 	l += "<form name='search' action='?src=[REF(src)]'>\
 	<input type='hidden' name='src' value='[REF(src)]'>\
@@ -264,7 +264,7 @@
 	if(!istype(D))
 		return
 	if(!coeff)
-		coeff = efficiency_coeff
+		coeff = print_cost_coeff
 	if(!efficient_with(D.build_path))
 		coeff = 1
 	var/list/l = list()
@@ -276,9 +276,9 @@
 		t = check_mat(D, M)
 		temp_material += " | "
 		if (t < 1)
-			temp_material += "<span class='bad'>[all_materials[M]/coeff] [CallMaterialName(M)]</span>"
+			temp_material += "<span class='bad'>[all_materials[M] * coeff] [CallMaterialName(M)]</span>"
 		else
-			temp_material += " [all_materials[M]/coeff] [CallMaterialName(M)]"
+			temp_material += " [all_materials[M] * coeff] [CallMaterialName(M)]"
 		c = min(c,t)
 
 	var/clearance = !(obj_flags & EMAGGED) && (offstation_security_levels || is_station_level(z))
@@ -366,7 +366,7 @@
 		return ui_screen_main()
 	var/list/l = list()
 	l += "<div class='statusDisplay'><h3>Browsing [selected_category]:</h3>"
-	var/coeff = efficiency_coeff
+	var/coeff = print_cost_coeff
 	for(var/v in stored_research.researched_designs)
 		var/datum/design/D = SSresearch.techweb_design_by_id(v)
 		if(!(selected_category in D.category)|| !(D.build_type & allowed_buildtypes))
diff --git a/code/modules/research/machinery/circuit_imprinter.dm b/code/modules/research/machinery/circuit_imprinter.dm
index 661ebe31c0..b80e96a1e9 100644
--- a/code/modules/research/machinery/circuit_imprinter.dm
+++ b/code/modules/research/machinery/circuit_imprinter.dm
@@ -25,11 +25,6 @@
 
 /obj/machinery/rnd/production/circuit_imprinter/calculate_efficiency()
 	. = ..()
-	var/total_rating = 0
-	for(var/obj/item/stock_parts/manipulator/M in component_parts)
-		total_rating += M.rating * 2			//There is only one.
-	total_rating = max(1, total_rating)
-	efficiency_coeff = total_rating
 	var/obj/item/circuitboard/machine/circuit_imprinter/C = circuit
 	offstation_security_levels = C.offstation_security_levels
 
diff --git a/code/modules/research/rdconsole.dm b/code/modules/research/rdconsole.dm
index 9bef00d5bf..d543468c48 100644
--- a/code/modules/research/rdconsole.dm
+++ b/code/modules/research/rdconsole.dm
@@ -290,7 +290,7 @@ Nothing else in the console has ID requirements.
 			continue
 		var/temp_material
 		var/c = 50
-		var/coeff = linked_lathe.efficiency_coeff
+		var/coeff = linked_lathe.print_cost_coeff
 		if(!linked_lathe.efficient_with(D.build_path))
 			coeff = 1
 
@@ -299,9 +299,9 @@ Nothing else in the console has ID requirements.
 			var/t = linked_lathe.check_mat(D, M)
 			temp_material += " | "
 			if (t < 1)
-				temp_material += "<span class='bad'>[all_materials[M]/coeff] [CallMaterialName(M)]</span>"
+				temp_material += "<span class='bad'>[all_materials[M] * coeff] [CallMaterialName(M)]</span>"
 			else
-				temp_material += " [all_materials[M]/coeff] [CallMaterialName(M)]"
+				temp_material += " [all_materials[M] * coeff] [CallMaterialName(M)]"
 			c = min(c,t)
 
 		var/clearance = !(linked_lathe.obj_flags & EMAGGED) && (linked_lathe.offstation_security_levels || is_station_level(linked_lathe.z))
@@ -356,16 +356,16 @@ Nothing else in the console has ID requirements.
 		var/temp_material
 		var/c = 50
 		var/all_materials = D.materials + D.reagents_list
-		var/coeff = linked_lathe.efficiency_coeff
+		var/coeff = linked_lathe.print_cost_coeff
 		if(!linked_lathe.efficient_with(D.build_path))
 			coeff = 1
 		for(var/M in all_materials)
 			var/t = linked_lathe.check_mat(D, M)
 			temp_material += " | "
 			if (t < 1)
-				temp_material += "<span class='bad'>[all_materials[M]/coeff] [CallMaterialName(M)]</span>"
+				temp_material += "<span class='bad'>[all_materials[M] * coeff] [CallMaterialName(M)]</span>"
 			else
-				temp_material += " [all_materials[M]/coeff] [CallMaterialName(M)]"
+				temp_material += " [all_materials[M] * coeff] [CallMaterialName(M)]"
 			c = min(c,t)
 
 		if (c >= 1)
@@ -457,7 +457,7 @@ Nothing else in the console has ID requirements.
 		var/check_materials = TRUE
 
 		var/all_materials = D.materials + D.reagents_list
-		var/coeff = linked_imprinter.efficiency_coeff
+		var/coeff = linked_imprinter.print_cost_coeff
 		if(!linked_imprinter.efficient_with(D.build_path))
 			coeff = 1
 
@@ -465,9 +465,9 @@ Nothing else in the console has ID requirements.
 			temp_materials += " | "
 			if (!linked_imprinter.check_mat(D, M))
 				check_materials = FALSE
-				temp_materials += " <span class='bad'>[all_materials[M]/coeff] [CallMaterialName(M)]</span>"
+				temp_materials += " <span class='bad'>[all_materials[M] * coeff] [CallMaterialName(M)]</span>"
 			else
-				temp_materials += " [all_materials[M]/coeff] [CallMaterialName(M)]"
+				temp_materials += " [all_materials[M] * coeff] [CallMaterialName(M)]"
 		if (check_materials)
 			l += "<A href='?src=[REF(src)];imprint=[D.id]'>[D.name]</A>[temp_materials]"
 		else
@@ -488,16 +488,16 @@ Nothing else in the console has ID requirements.
 		var/temp_materials
 		var/check_materials = TRUE
 		var/all_materials = D.materials + D.reagents_list
-		var/coeff = linked_imprinter.efficiency_coeff
+		var/coeff = linked_imprinter.print_cost_coeff
 		if(!linked_imprinter.efficient_with(D.build_path))
 			coeff = 1
 		for(var/M in all_materials)
 			temp_materials += " | "
 			if (!linked_imprinter.check_mat(D, M))
 				check_materials = FALSE
-				temp_materials += " <span class='bad'>[all_materials[M]/coeff] [CallMaterialName(M)]</span>"
+				temp_materials += " <span class='bad'>[all_materials[M] * coeff] [CallMaterialName(M)]</span>"
 			else
-				temp_materials += " [all_materials[M]/coeff] [CallMaterialName(M)]"
+				temp_materials += " [all_materials[M] * coeff] [CallMaterialName(M)]"
 		if (check_materials)
 			l += "<A href='?src=[REF(src)];imprint=[D.id]'>[D.name]</A>[temp_materials]"
 		else