Because the high noise level can cause hearing loss
There are many sizes of drilling machine. the smallest is possibly the Dremel drill and they go all the way up through handheld electric drills to floor drill presses taller than people.
The hammer function makes the tool make hits (like a hammer) without rotating. The impact drill means it will make hits and rotate at the same time. Usually you would use a masonry drill bit withe the impact drill function and a chisel for the hammer function.
robots move by operating motor to drive them motors run via circuitry that turns them on/off the circuitry turns them on/off in response to commands transmitted to it commands r transmitted thru wired or wireless means.
Before the steam engine.... "people power" and "animal power."
wright brothers
they do that so that they won't get deaf from the loud noise the drill makes.
Yes, people in the 80's frequently wore headphones around their neck. Headphones were a common way to listen to music, and wearing them around your neck was an easy way to carry them when you weren't listening to music.
The people involved in the trials spoke in many languages. So the trial administration had to provide translators for everyone. The people at the trial heard the translators through the headphones.
No, only people can talk. Headphones merely reproduce sound.
Some people prefer apple headphones because they say that the fit is better on the ears, however some people say that bose has better sound quality.
People who want fashionable headphones that are loud. Like teenagers and young adults.
Reviews indicating the best wireless headphones can be found at CNET.com. They post videos reviewing electronics such as wireless headphones and have real people review them.
There is no specific global figure for how many people buy headphones every year. Sales of headphones vary greatly by region, market trends, and consumer behavior. However, the headphone market is significant and continues to grow as more people use headphones for various purposes such as music, gaming, and calling.
Shops.
95%
Peanuts and headphones
Pump drills and other stuff.