diff --git a/mods/ENVIRONMENT/mcl_physics/api.lua b/mods/ENVIRONMENT/mcl_physics/api.lua
index b744d774f..6453cdac4 100644
--- a/mods/ENVIRONMENT/mcl_physics/api.lua
+++ b/mods/ENVIRONMENT/mcl_physics/api.lua
@@ -2,8 +2,8 @@ local mod = mcl_physics
 
 local registered_environment_effects = {}
 
-function mod.register_enviornment_effect(effect)
-	local list = registered_effects
+function mod.register_environment_effect(effect)
+	local list = registered_environment_effects
 	list[#list + 1] = effect
 end
 
@@ -22,7 +22,7 @@ function mod.get_environment_effect(pos, vel, staticdata, mass)
 		end
 	end
 
-	if vector.length(v) > 0.01 or vector.length(a) > vector.length(a) > 0.01 then
+	if vector.length(v) > 0.01 or vector.length(a) > 0.01 then
 		return v,a
 	else
 		return -- nil,nil
diff --git a/mods/ENVIRONMENT/mcl_physics/init.lua b/mods/ENVIRONMENT/mcl_physics/init.lua
index fa072e20b..4652466b1 100644
--- a/mods/ENVIRONMENT/mcl_physics/init.lua
+++ b/mods/ENVIRONMENT/mcl_physics/init.lua
@@ -7,7 +7,7 @@ dofile(modpath.."/api.lua")
 
 -- TODO: move to Flowlib
 local FLOW_SPEED = 1.39
-mod.register_effect(function(pos, vel, staticdata)
+mod.register_environment_effect(function(pos, vel, staticdata)
 	-- Get the node and node definition
 	local node = minetest.get_node_or_nil(pos)
 	if not node then return end
@@ -36,5 +36,16 @@ mod.register_effect(function(pos, vel, staticdata)
 end)
 
 -- Node effects
-mod.register_effect
+mod.register_environment_effect(function(pos, vel, staticdata)
+	local pos_r = vector.round(pos)
+	local node = minetest.get_node(pos_r)
+	local nodedef = minetest.registered_nodes[node.name]
+	if not nodedef then return end
+
+	if nodedef._mcl_physics_effect then
+		return nodedef._mcl_physics_effect(pos, vel, staticdata)
+	end
+
+	return -- nil,nil
+end)