One can get antiques appraised online by using antique appraisal websites or services. These websites often have experts who can provide appraisals based on photos and descriptions of the item. Some websites may charge a fee for their appraisal services, while others may offer free appraisals. It's important to choose a reputable and experienced appraiser to ensure an accurate valuation of the antique. Additionally, some auction houses and antique dealers may also offer online appraisal services. **

Coins themselves cannot get moldy because they are made of metal, which does not provide a suitable environment for mold to grow. However, if coins are stored in a damp or humid environment, they can develop a greenish or brownish patina due to oxidation. This patina is not mold but rather a natural reaction of the metal to its surroundings. It is important to store coins in a dry and well-ventilated area to prevent any damage or discoloration. **

When in London, some souvenirs that one should definitely get include a traditional English tea set or some high-quality loose leaf tea from a reputable tea shop. Another great souvenir is a classic London umbrella, as the city is known for its rainy weather. Additionally, a tube map or a double-decker bus model can make for unique and memorable souvenirs. Finally, a visit to a local market for some artisanal British cheese or a jar of traditional English marmalade can also make for great gifts or keepsakes from London. **

Coins can get rejected for a variety of reasons, including being damaged, dirty, or counterfeit. Vending machines and coin-operated devices have sensors that can detect irregularities in the size, weight, or metal composition of coins, leading to their rejection. Additionally, coins that are bent, scratched, or worn down may not be accepted by machines due to their inability to be properly processed. **

Coins get dirty due to a combination of factors such as exposure to air, oils from our skin, and environmental pollutants. When coins are handled frequently, the oils and dirt from our hands can transfer onto the surface of the coin, leading to a buildup of grime. Additionally, coins can also react with the air and other substances in the environment, causing them to tarnish and become discolored over time. Regular use and circulation of coins contribute to their accumulation of dirt and grime. **

Fortnite does not have a currency called "Fortnite coins." In the game, players can earn V-Bucks, which is the in-game currency used to purchase items such as skins, emotes, and battle passes. V-Bucks can be obtained by completing challenges, leveling up the battle pass, and purchasing them with real money. Players can also earn V-Bucks through the Save the World mode by completing missions and daily quests. **

You can get coins appraised at a variety of places, including coin shops, coin shows, and coin dealers. Many professional numismatists and appraisers also offer their services for a fee. Additionally, some auction houses and coin clubs may offer appraisal services. It's important to do your research and choose a reputable and experienced appraiser to ensure an accurate and fair appraisal of your coins. **

I usually get coins by receiving them as change when making purchases with cash. I also occasionally find coins on the ground or in couch cushions. Additionally, I sometimes receive coins as gifts or as part of a cash-back reward from certain purchases or credit card transactions. **