Acidity is determined using a pH indicator
Hostility is the emotion particularly related to Coronary Heart Disease. Hostility by definition is having stable attitude of harboring ill-feelings and negative perception towards others and even on events. According to some literature, purely speculative in nature since the researchers weren't able to measure them,such predictive effect of hostility towards CHD is brought about by elevation of stress hormones and other factors.
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Chitin is a long-chain polymer derived from glucose. It strengthens cell walls of fungi and the outer covering (exoskeleton) of arthropods (including crabs, shrimps, and insects).
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