The Dhaka Times Desk In common parlance, the term 'drone' refers to an unmanned aircraft. Sometimes it is also referred to as 'Unmanned Aerial Vehicles' (UAV).
From military operations to package delivery, the use of drones in modern communication systems is expanding day by day. Although originally designed for the military and aerospace industry, due to the increased level of safety and efficiency through drones; It has now entered the mainstream.
The first pilotless aircraft were developed in Britain and the United States during World War I. In addition, Britain's 'aerial target' - a small radio-controlled aircraft - was first tested in March 1917. And the first American-made torpedo flew in October 1918. Drones were first deployed on a large scale in the Vietnam War.
A joint US-Israeli project named the RQ-2-Pioneer in 1986 – was able to develop a medium-sized and light-weight drone. In recent years, models of drones have been developed that use technologies such as solar power to overcome long-flight fuel problems.
How drone use is growing:
# Since the 2001 terrorist attacks, the United States and other developed countries have significantly increased their use of drones. They are also used to monitor dangerous areas and terrains where troops need to move to safety. But they are also used as weapons and can launch missile strikes on suspected terrorist hideouts with great precision.
A camera attached to the # drone can also capture images of a specific area. Now using this facility, farmers can also detect crop growth and diseases in their vast fields. Big farmers use it in their farms. Special types of drones have also been made for spraying fertilizers and pesticides.
# Drones are also being used in the medical field. Delivery of contraceptives-injections and vaccinations is very easy.
# to implement quarantine and social distancing during the coronavirus pandemic; To deliver medical aid, drones have a role to play.
# Various infrastructure building surveys are currently conducted by drones. Before constructing commercial factories, mountain roads, bridges and dams, complete plots and mapping can be done easily by flying drones.
# Dramas, movies and music videos are also currently shot using drones. Photographers also use UAVs to take extensive aerial photographs.
Things to do to prevent Corona virus
# try to stay at home all the time.
# Follow the rules and use mask when going out for emergency.
# three-layer cloth mask can be washed if desired.
# wash clothes after coming home from outside. Or hang it without shaking for at least four hours.
# Wash hands thoroughly (for at least 20 seconds) with soap or liquid before coming outside.
# plastic PPE or eyes, face, head must be washed thoroughly with detergent and dried after one use.
# Wear PPE made of cloth or clean as described.
# Use a head cap that completely covers the hair.
# Those who have sneeze cough should follow all the rules promulgated by the government. Also, wash hands as directed before and after handling food items, keys, switches, mice, remote controls, mobiles, watches, computer desks, TVs, etc. and after using the bathroom. Those who have dry hands use Moisture after washing their hands. Soap or hand liquid can be used. Why can this virus remain in the crackle (cracked part) of dry hands? Avoid using highly alkaline soaps or detergents.
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