How many square feet in a 12x12 room

How Many Square Feet in a 12×12 Room

A 12x12 feet bedroom is relatively a small one. Click here to go straight to the answer of how many square feet in a...
How to separate hydrogen from water without electrolysis

How to separate hydrogen from water without electrolysis

Let's learn today how to separate hydrogen from water without electrolysis. Water being the most abundant substance on earth it could be the perfect...
how to split water into hydrogen and oxygen at home

How to split water into hydrogen and oxygen at home

Hydrogen is what stars are made of. Today I will show you how to split water into hydrogen and oxygen at home using a...

12V DC Motor Speed Control Circuit Diagram

The simplest 12V DC motor speed control circuit diagram implies a single potentiometer. However, this is not an efficient way of controlling the speed...
how to check the freon in a home air conditioner

How To Check The Freon In A Home Air Conditioner

To be efficient an air conditioning unit needs Freon so please read this if you want to know how to check the Freon in...
how to build a hydrogen generator

How to build a hydrogen generator

Hydrogen ca be used for many things like a hydrogen torch, a fuel cell or even creating water. In this article we will learn...
how many meters in a square meter rectangle

How many meters in a square meter

This question weird enough. One would ask how many meters in a square meter and actually mean how many meters of wood stripes you...
what is the replacement for R22 - cylinder of R-410A refrigerant Puron

What Is The Replacement For R22 (Freon 22) Refrigerant

R22 known as Freon 22 is a refrigerant gas mainly used in air conditioning units and refrigerators. As it is known to cause ozone...

What Is A Hydrogen Fuel Cell

Building a hydrogen fuel cell can be as easy as having some simple materials at hand. Let's dig a little bit into what is...
how to make hydrogen gas from water for kids

How to make hydrogen gas from water – a method for kids fun

Hydrogen is the third most abundant element on earth's surface but not everybody knows how to get it very easy. Today I will show...