diff --git a/code/modules/reagents/reagent_containers/glass.dm b/code/modules/reagents/reagent_containers/glass.dm
index c01ef1a7a3e..553b5953c32 100644
--- a/code/modules/reagents/reagent_containers/glass.dm
+++ b/code/modules/reagents/reagent_containers/glass.dm
@@ -43,8 +43,23 @@
 				usr << "\blue [R.volume] units of [R.name]"
 		else
 			usr << "\blue Nothing."
+		if (!is_open_container())
+			usr << "\blue Airtight lid seals it completely."
+
+	attack_self()
+		..()
+		if (is_open_container())
+			usr << "<span class = 'notice'>You put the lid on \the [src]."
+			flags ^= OPENCONTAINER
+		else
+			usr << "<span class = 'notice'>You take the lid off \the [src]."
+			flags |= OPENCONTAINER
+		update_icon()
 
 	afterattack(obj/target, mob/user , flag)
+		if (!is_open_container())
+			return
+
 		for(var/type in src.can_be_placed_into)
 			if(istype(target, type))
 				return
@@ -149,6 +164,10 @@
 			filling.icon += mix_color_from_reagents(reagents.reagent_list)
 			overlays += filling
 
+		if (!is_open_container())
+			var/image/lid = image(icon, src, "lid_[initial(icon_state)]")
+			overlays += lid
+
 /obj/item/weapon/reagent_containers/glass/beaker/large
 	name = "large beaker"
 	desc = "A large beaker. Can hold up to 100 units."
diff --git a/code/modules/reagents/reagent_containers/glass/bottle.dm b/code/modules/reagents/reagent_containers/glass/bottle.dm
index 0b03e21d95c..c4beb0a8f91 100644
--- a/code/modules/reagents/reagent_containers/glass/bottle.dm
+++ b/code/modules/reagents/reagent_containers/glass/bottle.dm
@@ -17,6 +17,13 @@
 		if(!icon_state)
 			icon_state = "bottle[rand(1,20)]"
 
+	update_icon()
+		overlays.Cut()
+
+		if (!is_open_container())
+			var/image/lid = image(icon, src, "lid_bottle")
+			overlays += lid
+
 /obj/item/weapon/reagent_containers/glass/bottle/inaprovaline
 	name = "inaprovaline bottle"
 	desc = "A small bottle. Contains inaprovaline - used to stabilize patients."
diff --git a/html/changelog.html b/html/changelog.html
index 7698458200e..8aefc995b04 100644
--- a/html/changelog.html
+++ b/html/changelog.html
@@ -58,6 +58,13 @@ Stuff which is in development and not yet visible to players or just code relate
 should be listed in the changelog upon commit though. Thanks. -->
 
 <!-- To take advantage of the pretty new format (well it was new when I wrote this anyway), open the "add-to-changelog.html" file in any browser and add the stuff and then generate the html code and paste it here -->
+<div class='commit sansserif'>
+	<h2 class='date'>26th May 2013</h2>
+	<h3 class='author'>Chinsky updated:</h3>
+	<ul class='changes bgimages16'>
+		<li class='rscadd'>Lids! Click beaker/bottle in hand to put them on/off. Prevent spilling</li>
+	</ul>
+</div>
 
 <div class="commit sansserif">
 	<h2 class="date">25th May 2013</h2>
diff --git a/icons/obj/chemical.dmi b/icons/obj/chemical.dmi
index 751e3ec7c03..313a90b3053 100644
Binary files a/icons/obj/chemical.dmi and b/icons/obj/chemical.dmi differ