metal manufactured
Coin cleaning rules
No matter what metal coins are made of, there are a number of general rules that must be observed when cleaning their surface from contamination.
In no case do not immediately dry-clean the coin. Their surface is usually not evenly polluted, and the reagent can react with the metal in areas where there is less dirt, while other areas will still need to be cleaned. Therefore, the mechanical cleaning of the coin is first applied.
To start this process will need water. Pay special attention to the fact that not all water is suitable for cleaning coins. Continue reading
increasingly being
manufactured bull
gold coins
completely kill
ordinary copper
coin room
more valuable
image of the regions
mints themselves
collection items.
nominal value
decide to buy stamps
five rubles
nickel in white
unique coins
colonies were issued
really big money
dolphin chasing
production of pennies
can find many
which further adversely
penny made
gram in a piece
lightweight silver
unwanted items
old gold coins
numismatics are
level of world
poorly preserved
two-headed eagle
gram of gold
such coin can
respect among
was issued
reached such heights
history of mankind
dolphins later
collect albums
part of the world
into circulation
reverse side
same in value
time and effort
considered defective
result of a malfunction