Photos : These 10 everyday items surprisingly have an expiration date
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Items 
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Toothbrush: You should replace your toothbrush every 3 months because the bristles start to wear down and the bacteria starts to add up. 
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Sponge: You should replace your sponge every two weeks. The sponge can get extremely filthy and smelly. 
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Perfume: Fragance is usually good for about 1-3 years but perfumes will last for about 4 years. 
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Bath towel: A bath towel should be replaced in 1-3 years depending on the normal wear and tear. 
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Hair brush: Hair brushes can be used for up to a year and should be cleaned every week. 
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Extension cords: These should be replaced every 1-2 years. 
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Cleaning chemicals: These products typically last for only 3 months then they start to lose potency. 
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Bras: Bras usually last for about 2 years depending on the quality of the fabric. After that, the bra starts to lack the necessary support! 
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Car seat: These usually last for about 6-10 years but it's always better to check the condition everytime you use it in case a buckle is broken. 
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Pillow: On average, the pillow should be replaced within 2-3 years of usage however it will depend on the quality. If you start to have minor neck issues then replace your pillow. 