Listen to this article
10,000 rounds of CS gas have been fired in Hong Kong since June. A former chemistry professor from Chinese University explains the damage it can do
Joanne Ma |
Published:
Sign up for the YP Teachers Newsletter
Get updates for teachers sent directly to your inbox
By registering, you agree to our T&C and Privacy Policy
Sign up for YP Weekly
Get updates sent directly to your inbox
By registering, you agree to our T&C and Privacy Policy