2) The fleas life cycle discussed - the flea life cycle diagram explained in full. 2a) Fleas life cycle 1 - The adult flea lays her eggs on the host animal. 2b) Fleas life cycle 2 - The egg falls off the animal's skin and into the local environment of the host animal. 2c) Fleas life cycle 3 - The flea egg hatches, releasing a first stage (stage 1) flea larva.
What is the Black Lung Benefits Act? The federal government established the Black Lung Benefits Act to assist coal miners who have developed pneumoconiosis, known as Black Lung Disease. The act provides monthly payments and medical benefits to coal miners who are totally disabled by the disease.
Progression Of The Disease. Coal workers' pneumoconiosis, or black lung, is a disease caused by inhaling coal mine dust. The advanced form, referred to as complicated, is also known as progressive massive fibrosis. The accumulation of the dust particles in the lungs causes breathing complications.