Synapses. Where two neurones meet, there is a tiny gap called a synapse. Signals cross this gap using chemicals. One neurone releases the chemical into the gap. The chemical diffuses across the gap and makes the next neurone transmit an electrical signal.In order to see this content you need to have both Javascript enabled and Flash installed. Visit BBC Webwise for full instructions. Page: 1  1. 2  2. 3  3.here two neurones meet, there is a tiny gap called a synapse. Signals cross this gap using chemicals. One neurone releases the chemical into the gap. The chemical diffuses across the gap and makes the next neurone transmit an electrical signal.
The Main Ingredient may refer to: 1  The Main Ingredient (band) , an American soul and R&B group. 2  The Main Ingredient (Pete Rock & CL Smooth album) , 1994.
The main ingredient, lye, is a very corrosive material that's also used in making drain cleaner and paper. It is sometimes sold as caustic soda or sodium hydroxide, and is often found in hardware stores or from soap-making supplies vendors. Lard is animal fat, generally made from farm animals, like pigs.