It can be safe if it's not to old. You also want to make sure they have been mantained properly.
Car jacks are safe to use used, assuming that the person passing them on is a reliable source. I would get them from someone you don't know. But my parents have used the same car jack since they were young and haven't had any problems.
When it's not safe to do so... for example - whilst driving, or operating machinery.
It's always best to check out the operations manual when operating machinery. If it requires a guard for safe use, you probably need one if you want to avoid serious injury.
Me and my friends are wondering if you can use machinery in a sentence with are. Yes
It stands for Domain Name Service. It is a tool set for factories that they use to mark broken machinery that should be reframed from using until it is fixed and safe to use.
they used sandbags and card board for the sheilds and for building walls around them
The use of machinery is the fact they use a sheerer to sheer the sheep.
Sure! You can look at Ebay for used machinery.
It is only safe if it is handled and used properly.
Most farmers DO use machinery- if they can afford it, and it is available in their area. A tractor, plow, combine, hay mower, etc are all machinery.
Some are safe, and not all are safe to use, I have used some myself and a few messed up my computer,
It may have many problems, because machinery such as cars gets worn out by use.