BSL Sign Language Dictionary

Search and compare thousands of words and phrases in British Sign Language (BSL). The largest collection online.

NEW View all these signs in the Sign BSL Android App. Download for free.

cyanide process

How to sign: an idustrial process for extracting gold and silver by treating ore with a sodium cyanide solution

Sorry, no video found for this word.

Categories: industrial process

Upload your sign now.

Upload