* Photo: Jimmy Fishbein * An isotope is an element with a secret. Its atoms have the standard number of electrons and protons but carry an extra-heavy load of neutrons. (That's why the hydrogen ...

TASK: Given various scenarios where lifting of a heavy load is required, list and describe the safety considerations to be dealt with before, during and after the lift is accomplished. The "Lifting ...

A backpack that reduces the forces on your body when carrying heavy loads could help prevent injury, allow soldiers to carry more equipment and even speed up the response time of emergency services, ...