diff --git a/code/ATMOSPHERICS/components/binary_devices/algae_generator_vr.dm b/code/ATMOSPHERICS/components/binary_devices/algae_generator_vr.dm
index 38530a7793..bf7ade49b9 100644
--- a/code/ATMOSPHERICS/components/binary_devices/algae_generator_vr.dm
+++ b/code/ATMOSPHERICS/components/binary_devices/algae_generator_vr.dm
@@ -41,7 +41,7 @@
 	desc = initial(desc) + " Its outlet port is to the [dir2text(dir)]."
 	default_apply_parts()
 	update_icon()
-	// TODO - Make these in actual icon states so its not silly like this
+	// TODO - Make these in acutal icon states so its not silly like this
 	var/image/I = image(icon = icon, icon_state = "algae-pipe-overlay", dir = dir)
 	I.color = PIPE_COLOR_BLUE
 	overlays += I
@@ -59,15 +59,9 @@
 
 	if(inoperable() || use_power < 2)
 		ui_error = null
-		if(use_power == 1)
-			last_power_draw = idle_power_usage
-		else
-			last_power_draw = 0
 		update_icon()
 		return 0
 
-	last_power_draw = active_power_usage
-
 	// STEP 1 - Check material resources
 	if(stored_material[MATERIAL_ALGAE] < algae_per_mole)
 		ui_error = "Insufficient [material_display_name(MATERIAL_ALGAE)] to process."
@@ -79,7 +73,7 @@
 		return
 	var/moles_to_convert = min(moles_per_tick,\
 		stored_material[MATERIAL_ALGAE] * algae_per_mole,\
-		storage_capacity[MATERIAL_CARBON] - stored_material[MATERIAL_CARBON])
+		storage_capacity[MATERIAL_CARBON] - stored_material[MATERIAL_CARBON] * carbon_per_mole)
 
 	// STEP 2 - Take the CO2 out of the input!
 	var/power_draw = scrub_gas(src, list(input_gas), air1, internal, moles_to_convert)
@@ -124,7 +118,7 @@
 	return 1
 
 /obj/machinery/atmospherics/binary/algae_farm/attackby(obj/item/weapon/W as obj, mob/user as mob)
-	add_fingerprint(user)
+	src.add_fingerprint(user)
 	if(default_deconstruction_screwdriver(user, W))
 		return
 	if(default_deconstruction_crowbar(user, W))
@@ -134,12 +128,11 @@
 	if(try_load_materials(user, W))
 		return
 	else
-		to_chat(user, "<span class='notice'>You cannot insert this item into \the [src]!</span>")
+		user << "<span class='notice'>You cannot insert this item into \the [src]!</span>"
 		return
 
 /obj/machinery/atmospherics/binary/algae_farm/attack_hand(mob/user)
-	if(..())
-		return 1
+	if(..()) return 1
 	ui_interact(user)
 
 /obj/machinery/atmospherics/binary/algae_farm/RefreshParts()
@@ -258,7 +251,7 @@
 	if(!istype(S))
 		return 0
 	if(!(S.material.name in stored_material))
-		to_chat(user, "<span class='warning'>\The [src] doesn't accept [material_display_name(S.material)]!</span>")
+		user << "<span class='warning'>\The [src] doesn't accept [material_display_name(S.material)]!</span>"
 		return 1
 	var/max_res_amount = storage_capacity[S.material.name]
 	if(stored_material[S.material.name] + S.perunit <= max_res_amount)
@@ -270,7 +263,7 @@
 		user.visible_message("\The [user] inserts [S.name] into \the [src].", "<span class='notice'>You insert [count] [S.name] into \the [src].</span>")
 		updateUsrDialog()
 	else
-		to_chat(user, "<span class='warning'>\The [src] cannot hold more [S.name].</span>")
+		user << "<span class='warning'>\The [src] cannot hold more [S.name].</span>"
 	return 1
 
 /material/algae