Material container, all items can have materials, wake me up

cant wake up

go to sleep debug

code/modules/surgery/tools.dm

@@ -3,8 +3,7 @@
 	desc = "Retracts stuff."
 	icon = 'icons/obj/surgery.dmi'
 	icon_state = "retractor"
-	m_amt = 6000
-	g_amt = 3000
+	materials = list(MAT_METAL=6000, MAT_GLASS=3000)
 	flags = CONDUCT
 	w_class = 1.0
 	origin_tech = "materials=1;biotech=1"
@@ -15,8 +14,7 @@
 	desc = "You think you have seen this before."
 	icon = 'icons/obj/surgery.dmi'
 	icon_state = "hemostat"
-	m_amt = 5000
-	g_amt = 2500
+	materials = list(MAT_METAL=5000, MAT_GLASS=2500)
 	flags = CONDUCT
 	w_class = 1.0
 	origin_tech = "materials=1;biotech=1"
@@ -28,8 +26,7 @@
 	desc = "This stops bleeding."
 	icon = 'icons/obj/surgery.dmi'
 	icon_state = "cautery"
-	m_amt = 2500
-	g_amt = 750
+	materials = list(MAT_METAL=2500, MAT_GLASS=750)
 	flags = CONDUCT
 	w_class = 1.0
 	origin_tech = "materials=1;biotech=1"
@@ -42,8 +39,7 @@
 	icon = 'icons/obj/surgery.dmi'
 	icon_state = "drill"
 	hitsound = 'sound/weapons/circsawhit.ogg'
-	m_amt = 10000
-	g_amt = 6000
+	materials = list(MAT_METAL=10000, MAT_GLASS=6000)
 	flags = CONDUCT
 	force = 15.0
 	w_class = 3.0
@@ -61,8 +57,7 @@
 	throwforce = 5.0
 	throw_speed = 3
 	throw_range = 5
-	m_amt = 4000
-	g_amt = 1000
+	materials = list(MAT_METAL=4000, MAT_GLASS=1000)
 	origin_tech = "materials=1;biotech=1"
 	attack_verb = list("attacked", "slashed", "stabbed", "sliced", "torn", "ripped", "diced", "cut")
 	hitsound = 'sound/weapons/bladeslice.ogg'
@@ -87,8 +82,7 @@
 	throwforce = 9.0
 	throw_speed = 2
 	throw_range = 5
-	m_amt = 10000
-	g_amt = 6000
+	materials = list(MAT_METAL=10000, MAT_GLASS=6000)
 	origin_tech = "materials=1;biotech=1"
 	attack_verb = list("attacked", "slashed", "sawed", "cut")