Yes lifting wights does burn fat an tone muscles.you are moving while lifting an moving burns calories.an lifting weight tighten the fat flab so it's not saggy.
it helps with lifting or moving a load.
A standard bar weights 20 pounds.
fork lifts are a good mechanical lifting aid you can out more on it than a worker can carry
A pallet truck is a manually-operated device for lifting and moving pallets.
lifting, lowering, carrying, pushing, pulling, moving
A pallet jack is a manually-operated device for lifting and moving pallets.
A heavy frame with a lifting mast and forks in front
Use the large muscles of your body for lifting, including those of the shoulders, upper arms, hips, and thighs.
Wire lifting is the moving of wires on a movable wire trellis system, mostly to a higher position on the trellis to support vineyard vigour and thereby to support canopy structure.
Not fitted as standard but if your car has standard suspension not hydraulic you can fit the lifting gear and buy a spacesaver spare. The studs for the lifting/mounting assembly are fitted to the car. For more info. C4owners.org I've fitted a wheel on mine.
Since a chair is not intended to be used for moving or lifting it cannot be considered a machine at all.