Search and compare thousands of words and phrases in British Sign Language (BSL). The largest collection online.
How to sign: acceleration of a chemical reaction induced the presence of material that is chemically unchanged at the end of the reaction
"of the top 50 commodity chemicals, 30 are created directly by catalysis and another 6 are made from raw materials that are catal;
Similiar / Same: catalysis
Categories: chemical action, chemical change, chemical process
Within this category: autocatalysis
