Chemistry Projects



Lye is used to make soap, plus it's also found in other cleaners and food.
Here is how to make lye from water and ashes, how to get solid lye from lye water, and how to make soap from homemade lye. Lye made from ashes is potassium hydroxide (KOH). The other type of lye is sodium hydroxide (NaOH). Sodium hydroxide lye is used for hard […]

How to Make Lye – Lye Water and Soap   Recently updated !


You can use heat to obtain pure bismuth metal from Pepto Bismol.
It’s easy to extract bismuth from Pepto-Bismol tablets or liquid. Once you have the bismuth, you can grow colorful bismuth crystals. The active ingredient in Pepto-Bismol is bismuth subsalicylate (C7H5BiO4). Bismuth subsalicylate acts as an antacid, relieving gastrointestinal complaints, such as heartburn, diarrhea, indigestion, and nausea. It’s also antibacterial and […]

How to Extract Bismuth From Pepto Bismol



Fix a dried out Sharpie or other permanent marker by adding alcohol to the ink strip.
Permanent markers like Sharpies are great pens, but they quickly dry out if they are left uncapped or used a lot. You can recharge a dried out water-based marker by dipping the pen in water, but it won’t work with permanent ink. Fortunately, you can fix dried out markers using […]

How to Fix Dried Out Markers Like Sharpies


Potassium permanganate volcano near end of eruption
The potassium permanganate volcano is a classic chemistry demonstration that produces smoke, colored flames and sparks, a glow resembling lava, and colored ash. This type of chemical volcano captivates students while illustrating principles of redox reactions, oxidation, exothermic reactions, the effect of surface area on reaction rate, decomposition reactions, and […]

Potassium Permanganate Volcano