Fully saturated hemoglobin can carry how many molecules of oxygen?

What technology uses an "electronic eye" to determine the number of tablets that fall past a given point?

A) Automated dispensing machine B) Bar-coding scanner C) Counting machine D) Cassette carousels

Which of the following spreads has the main advantage of one person being able to quickly unroll a salvage cover across the top of an object and unfold it during salvage operations?

a. One-firefighter spread with an opened salvage cover b. One-firefighter spread with a folded salvage cover c. One-firefighter spread with a bagged salvage cover d. One-firefighter spread with a rolled salvage cover