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Black stuff on mason jar lid
You just clean it off. Typically a simple wipe down with a sponge or damp cloth will remove. The way you handle a situation like this is simple. Check out our black mason jar lid selection for the very best in unique or custom, handmade pieces from our shops. Learn 10 craft ideas using old mason jars. Many times this reaction happens with tomatoes as the acidity is a common reactor. The black sulfide deposits are not harmful; they are just unattractive. If there are any imperfections in the enamel like tiny scratches or pinholes there can . The underside of canning metal lids are protected by an enamel coating. There is no strong off odor to the contents of the jar. When you opened the jar there was resistance in opening the lid. If all these are true it could be harmless. Appears that these spots are concentrated on the lid of the jar. The black or brown spots do not have hairs and with a simple scratch of a utensil it appears more like a “soot”. When you opened the jar there was resistance in opening the lid. Appears that these spots are concentrated on the lid of the jar. The black or brown spots do not have hairs and with a simple scratch of a utensil it appears more like a "soot". If all these are true it could be harmless. There is no strong off odor to the contents of the jar. Check out our black lid mason jar selection for the very best in unique or custom, handmade pieces from our shops. This deposit does not mean the food is unsafe to eat. However. Natural compounds in some foods cause a black or brown deposit on the underside of the lid. More about us. Greet the season with some rustic flair. Here's how to make a festive door display using mason jar lids. This Christmas, i. If you buy from a link, we may earn a commission. Country Living editors select each product featured.