Erectile dysfunction is also noted prominently on the list of men who wear the tight jeans daily. It causes the penis to be always in exactly the same position due to which the muscles inside penis become rigid to make the arteries blocked. Sometimes even the hardening from the arteries is additionally observed within the penis. Hence, the blood circulation on the penis is reduced and erection dysfunction is found inside individual. High temperature also makes penis to sweat a whole lot, which results in the loosening in the skin and penile muscles. That results inside soft erection through the sexual practice. Wearing jeans also puts everyone of pressure for the scrotum, that makes the veins and arteries within the penis to constrict, this results inside the inadequate circulation creating the erection dysfunction. Unhygienic sexual practices can lead to pathologic conditions like urinary tract infection. For centuries, saltpeter may be combined with food given it?s a preservative. Before the invention of the refrigerator, kitchens routinely salted meat to hold it edible throughout the long winter time. Today, the traditional cans of corned beef still contain saltpeter ? it has been man?s friend when used in moderation. Saltpeter first emerged in China about 2,000 years ago. Early experiments saw Chinese chemists having the best along with the worst results, according to your point of view. The compost heaps containing decomposing organic matter were covered and spiked with dung and urine. When the resulting "mess" was filtered and wood ash added, this became wonderful fertilizer and also the foundation of fireworks for celebrations. Later, naturally, it made explosives for war.