diff --git a/mods/default/nodes.lua b/mods/default/nodes.lua
index a4fe2c37..47626e8a 100644
--- a/mods/default/nodes.lua
+++ b/mods/default/nodes.lua
@@ -560,9 +560,8 @@ minetest.register_node("default:water_flowing", {
 	liquid_alternative_flowing = "default:water_flowing",
 	liquid_alternative_source = "default:water_source",
 	liquid_viscosity = WATER_VISC,
-	freezemelt = "default:snow",
 	post_effect_color = {a=64, r=100, g=100, b=200},
-	groups = {water=3, liquid=3, puts_out_fire=1, not_in_creative_inventory=1, freezes=1, melt_around=1},
+	groups = {water=3, liquid=3, puts_out_fire=1, not_in_creative_inventory=1},
 })
 
 minetest.register_node("default:water_source", {
@@ -592,9 +591,8 @@ minetest.register_node("default:water_source", {
 	liquid_alternative_flowing = "default:water_flowing",
 	liquid_alternative_source = "default:water_source",
 	liquid_viscosity = WATER_VISC,
-	freezemelt = "default:ice",
 	post_effect_color = {a=64, r=100, g=100, b=200},
-	groups = {water=3, liquid=3, puts_out_fire=1, freezes=1},
+	groups = {water=3, liquid=3, puts_out_fire=1},
 })
 
 minetest.register_node("default:lava_flowing", {
@@ -689,7 +687,7 @@ minetest.register_node("default:torch", {
 		wall_bottom = {-0.1, -0.5, -0.1, 0.1, -0.5+0.6, 0.1},
 		wall_side = {-0.5, -0.3, -0.1, -0.5+0.3, 0.3, 0.1},
 	},
-	groups = {choppy=2,dig_immediate=3,flammable=1,attached_node=1,hot=2},
+	groups = {choppy=2,dig_immediate=3,flammable=1,attached_node=1},
 	legacy_wallmounted = true,
 	sounds = default.node_sound_defaults(),
 })
@@ -1022,7 +1020,7 @@ minetest.register_node("default:furnace_active", {
 	paramtype2 = "facedir",
 	light_source = 8,
 	drop = "default:furnace",
-	groups = {cracky=2, not_in_creative_inventory=1,hot=1},
+	groups = {cracky=2, not_in_creative_inventory=1},
 	legacy_facedir_simple = true,
 	is_ground_content = false,
 	sounds = default.node_sound_stone_defaults(),
@@ -1435,8 +1433,7 @@ minetest.register_node("default:ice", {
 	tiles = {"default_ice.png"},
 	is_ground_content = true,
 	paramtype = "light",
-	freezemelt = "default:water_source",
-	groups = {cracky=3, melts=1},
+	groups = {cracky=3},
 	sounds = default.node_sound_glass_defaults(),
 })
 
@@ -1448,16 +1445,14 @@ minetest.register_node("default:snow", {
 	is_ground_content = true,
 	paramtype = "light",
 	buildable_to = true,
-	leveled = 7,
 	drawtype = "nodebox",
-	freezemelt = "default:water_flowing",
 	node_box = {
-		type = "leveled",
+		type = "fixed",
 		fixed = {
 			{-0.5, -0.5, -0.5,  0.5, -0.5+2/16, 0.5},
 		},
 	},
-	groups = {crumbly=3,falling_node=1, melts=1, float=1},
+	groups = {crumbly=3,falling_node=1},
 	sounds = default.node_sound_dirt_defaults({
 		footstep = {name="default_snow_footstep", gain=0.25},
 		dug = {name="default_snow_footstep", gain=0.75},
@@ -1475,8 +1470,7 @@ minetest.register_node("default:snowblock", {
 	description = "Snow Block",
 	tiles = {"default_snow.png"},
 	is_ground_content = true,
-	freezemelt = "default:water_source",
-	groups = {crumbly=3, melts=1},
+	groups = {crumbly=3},
 	sounds = default.node_sound_dirt_defaults({
 		footstep = {name="default_snow_footstep", gain=0.25},
 		dug = {name="default_snow_footstep", gain=0.75},
diff --git a/mods/fire/init.lua b/mods/fire/init.lua
index b56cb1ae..f932b0c5 100644
--- a/mods/fire/init.lua
+++ b/mods/fire/init.lua
@@ -11,7 +11,7 @@ minetest.register_node("fire:basic_flame", {
 	}},
 	inventory_image = "fire_basic_flame.png",
 	light_source = 14,
-	groups = {igniter=2,dig_immediate=3,hot=3},
+	groups = {igniter=2,dig_immediate=3},
 	drop = '',
 	walkable = false,
 	buildable_to = true,