The most common cultivar of pumpkin grown specifically for its seeds is the Styrian pumpkin, which yields the small, smooth green seeds sold in grocery stores. Styrian pumpkin seeds are ideal for eating because they are rich in oil and naturally hull-less.
Carbamide peroxide (also known as urea peroxide) is the most popular over-the-counter and professional bleaching agent used for teeth whitening. The main and active ingredient in carbamide peroxide is hydrogen peroxide.arbamide peroxide (also known as urea peroxide) is the most popular over-the-counter and professional bleaching agent used for teeth whitening. The main and active ingredient in carbamide peroxide is hydrogen peroxide.
Since 35%. hydrogen peroxide gel is pH 3.7 and 35% carbamide. peroxide gel is pH 6.5 (Price et al. 2000), carbamide. peroxide gel may have approximately the equivalent. quantity of free radicals as 35% hydrogen peroxide gel. available for bleaching.