Using equipment such as knives, home economics, sewing, fireplace, etc. may be harmed by sharp objects. Penetration, and heat Precautionary so well in practice.
To use the device to the home economics, sewing machines, knife fireplace, etc., may be in danger from the sharp spikes and heat. Find a good, cautious in action
The use of the device, such as a knife, and a sewing machine from a furnace, etc. may be dangerous for a very sharp pointed and the heat of it should be careful to do a job well.