Most healthy diets include fruits, vegetables, fish and whole grains, and limit unhealthy fats. While these parts of a healthy diet remain tried-and-true, subtle variations or differences in proportions of certain foods may make a difference in your risk of heart disease.
Zyklon B (. [tsykloËn ËbeË] ; anglicized /ËzaÉªklÉn ËbiË/ or translated Cyclone B) was the trade name of a cyanide-based pesticide invented in Germany in the early 1920s. It consisted of hydrogen cyanide (prussic acid), a warning eye irritant, and one of several adsorbents such as diatomaceous earth.
Polaroid marketers incorrectly guessed that the camera and film would remain in stock long enough to manufacture more. They were wrong. All 57 cameras and all of the film sold on the first day. Land continued to improve the camera and film over the years. Polacolor film made instant color photos possible in 1963. In 1972, the SX-70 replaced the wet, peel-apart development process with dry films that developed in light. In 1978, Polavision created an instant color movie-making system.