coal
coal is cheap to use, but also very dirty
The job of shoveling coal was backbreaking, dirty, repetitive, monotonous, unhealthy.
Mostly for weapons. They use coal for almost all electricity. very dirty coal
Coal is an abundant but dirty energy source. It releases large amounts of carbon dioxide and other pollutants when burned, contributing to air and water pollution.
Because they contain oil and coal things such as these.
Physically dirty- coal mining has to rank very high on the list.
Which one? There are many diseases that can come from dirty water. And not just by consumption. It also varies on your definition of "dirty water."
Coal is a fossil fuel. It is a non-renewable resource, which means that once it is gone, there will be no more. Coal is dirty and causes pollution, adding to an already serious problem in China.
West Virginia burns t coal to produce electricity by burning coal and generating electricity .
It can make very dirty so there is no safe water
The dirtiest gift Santa usually gives is coal, but you have to be on the naughty list to get it.