my first changes

stuff.lua

@@ -231,7 +231,6 @@ minetest.register_node("portalgun:toxwater_1", {
 	description = "Toxic water",
 	drawtype = "liquid",
 	tiles = {"portalgun_toxwat.png"},
-	post_effect_color = {a = 200, r = 119, g = 70, b = 16},
 	alpha = 190,
 	paramtype = "light",
 	walkable = false,
@@ -256,7 +255,6 @@ minetest.register_node("portalgun:toxwater_1", {
 minetest.register_node("portalgun:toxwater_2", {
 	description = "Toxic water 2",
 	drawtype = "flowingliquid",
-	tiles = {"portalgun_toxwat.png"},
 	tiles = {name = "portalgun_toxwat.png",backface_culling=false},
 	special_tiles = {{name = "portalgun_toxwat.png",backface_culling=true},{name = "portalgun_toxwat.png",backface_culling=false}},
 	alpha = 190,
@@ -301,7 +299,6 @@ on_use = function(itemstack, user, pointed_thing)
 	for ii, ob in pairs(minetest.get_objects_inside_radius(pos, 7)) do
 		if ob:get_luaentity() then
 			ob:set_hp(0)
-			ob:punch(ob, {full_punch_interval=1.0,damage_groups={fleshy=9000}}, "default:bronze_pick", nil)
 		end
 	end
 	return itemstack
@@ -506,12 +503,15 @@ on_step= function(self, dtime)
 		return
 	end
 	for i, ob in pairs(minetest.get_objects_inside_radius(pos, 1.5)) do
-		if  ob:is_player() or (ob:get_luaentity() and ob:get_luaentity().bullet~=1) then
-			ob:set_hp(ob:get_hp()-7)
-			ob:punch(self.object, 1,{full_punch_interval=1.0,damage_groups={fleshy=4}}, "default:bronze_pick", nil)
+		if  ob:is_player() then
+			if ob:get_hp() > 2 then
+				ob:set_hp(ob:get_hp()-2)
+			else
+				ob:set_hp(0)
+			end
 			self.object:remove()
 			return
-		end
+	end
 	end
 	end,
 	timer=0,