Mei Li:
Who in the 1970s was the first big sports superstar endorsee of the Fila brand??
Shuai Zheng:
bjorn borg
Mei Li:
Anchored by the star Hamal, the constellation Aries represents what animal??
Shuai Zheng:
ram
Mei Li:
Which acid used to be made by the lead chamber process but is now usually made by the contact process??
Shuai Zheng:
sulphuric