1 International Financial Reporting Standards (IFRS) are a set of accounting standards developed by the International Accounting Standards Board (IASB) that is becoming the global standard for the preparation of public company financial statements.
Black hairy tongue is caused by bacteria or fungi in the mouth, which make the tongue appear black and hairy. It's easily remedied by good old-fashioned oral hygiene. A black hairy tongue is caused by too much bacteria or yeast growth in the mouth. The bacteria build up on tiny rounded projections called papillae. These lie along the surface of the tongue. Instead of shedding as they normally do, the papillae start to grow and lengthen, creating hair-like projections.
Cocaine may appear in the hair as soon as 8 hours or sometimes only 7-10 days after a single use and can stay there for months â until the hair is cut. The amount of cocaine and time when it was used cannot be reliably determined by a hair test (4). Hair can be contaminated with cocaine from the outside.