The respiratory rate is determined by counting the number of complete respirations (one inspiration plus one expiration) in ___ seconds and multiplying by ___

The first effective topical anesthetic was used for ophthalmic surgery

Indicate whether the statement is true or false

The shape of this container that is located at a fixed facility would indicate it probably contains a:

a. Cryogenic b. Solid waste c. Poison gas d. Combustible liquid