Asbestoses are modified natural fibres. Long regarded as a wonder material for its good thermal and electrical insulation abilities, it has been recognised as a dangerous substance because of its tendency to cause lung cancer. Read more..
Asceticism is a term used on the practice of self-discipline, often through self-denial or the mastering of desires (fasting involves control over the desire for food, a vigil involves control over the urge to sleep) for a religious end such as repentance, worship, the cultivation of virtue, or union or communion with God. Read more.