1. What should you be aware of before using a jack and jack stand toIsolate, stabilise,lift and support the vehicle or machinery?

1. Always check the capacity of the jack before lifting a vehicle. If the end of the vehicle is heavier than that, or if the vehicle is loaded, you will need to use a vehicle jack with a larger lifting capacity.
2. Make sure the stands are in good condition and that their size and capacity are adequate before you use them to support the vehicle.
3. Always use matched pairs of jack stands.