How Long does Thc Stay in Your Hair?

Hair tests are extremely accurate and the longer your hair the longer the history. Some say the test will go back 6 months but other sources say that the test can go back longer. If your hair is shorter then you can expect the history to be 6 months. Hair is the type of thing where the substance will wash out it will stay there until it is cut off. If hair on your head is not available they .
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