Do you have anyone in your family that is a truck driver, they earn a living by driving a semi truck
I actually don't, but I have a friend that does! It's a tough job. The hours are really long and driving the truck is a lot more exhausting than it looks.
Although they do provide an essential service by transporting goods and raw materials over land - 
They do. It's a very important job! Don't you need a special license to do it?
land, typically to and from manufacturing plants, retail and distribution centers. Truck drivers are also responsible for inspecting all their vehicles for mechanical items or issues relating to safe operation. Others, such as driver/sales workers, are also responsible for sales, completing additional services such as cleaning, preparation and entertaining (such as cooking and making hot drinks) and customer service.
Types.
There are three major types of truck driver employment:
- Owner-operators (also known as O/Os, or
capture that 'tanker-truck' feeling, the sense of a big machine grinding unstoppably through town" and further stated: "I thought I should be driving a very, very big truck to try to wake this person who's asleep, so I get the biggest truck in the world, and I'm so mad I've got metallic teeth, because when you're really angry, you grind your teeth. So I have to go to the dentist, who tries to steal away from me a diamond I do