Instructables
Picture of Glow in the Dark Lava Lamp
Materials:

• Mason Jar
• 2/3 Cup Water
• 1 Cup Vegetable oil
• 1 or more Alka-Seltzer tablet(s)
• 2 Glow Sticks
• Scissors or Knife

Time: Approx. 5 minutes
 
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Step 1: Add Vegetable Oil

Picture of Add Vegetable Oil
Add 1 cup of vegetable oil.

Step 2: Add Water

Picture of Add Water
Add 2/3 cup water into the jar. Wait 30 seconds until the water has mostly settled to the bottom.

Step 3: Crack Glow Stick

Picture of Crack Glow Stick
Crack and shake one glow stick until it is completely lit up.

*Contents of glow sticks may be dangerous if ingested 

Step 4: Cut off Top of Glow Stick

Picture of Cut off Top of Glow Stick
Holding the glow stick upright, take scissors or a knife and cut off the top of the glow stick. 

* Use caution when using scissors or knife.

Step 5: Empty Contents of Glow Sticks into Jar

Picture of Empty Contents of Glow Sticks into Jar
Empty contents of the glow stick into jar. Do not mix or stir.

Repeat steps 3-5 with the second glow stick.

Step 6: Add Alka-Seltzer & Watch

Drop one Alka-Seltzer tablet into the jar to give the jar the lava lamp effect. 

Add another tablet after the first completely dissolves if desired. 

Click on the link to the video to see the final product. The website will say- "Video Is Being Processed, Check Back Soon!" but this is an error with the website. Click on the link again anyway and the video will show up.

Enjoy!
Untitled.mov(516x290) 11 KB
dancingowl1235 months ago
Is there anything u can use instead of alka-seltzer tablets?
eugene1010 months ago
this is awesome thanks
cestes11 year ago
How long will this glow for? I thought glow sticks only lasted 12-24 hours.