Use your own strength to break things apart You are stronger than you think! However most of your power often goes against you because your leverage simply tries to move the whole object instead. When you need to separate two pieces of timber for example, if you were to use a single wrecking or crow bar, all you’d achieve is the workpiece rolling around because you can’t adequately hold it still whilst you try to lever them apart. However, if you try the same thing with two wrecking bars, hey …