Pulley systems are simple machines that make lifting heavy objects easier. They consist of a rope or cable that passes over one or more wheels (pulleys). A single pulley changes the direction of ...

Browse 20+ proper lifting boxes stock videos and clips available to use in your projects, or start a new search to explore more stock footage and b-roll video clips. Man in a lift delivering some ...

As household budgets are squeezed, the pressure to enjoy a meal out has risen - and with it the expectations on restaurants. But anyone who has worked in hospitality knows it is a very human and ...