The two types of GBS disease in babies are: 1  Early-onset infections, which are more common and happen during the first week of life. They usually cause problems right away, within 24 hours after birth. 2  Late-onset infections, which develop weeks to months after birth. This type of GBS disease is not well understood.
Current (1983-present) Â£1 coins are made of nickel-brass, an alloy containing 70% copper, 24.5% zinc, and 5.5% nickel. There is also a Â£1 sovereign coin which was once minted for circulation and is now made as a bullion coin.xtract from Wikipedia  The circulating British one pound (Â£1) coin is minted from a nickel-brass alloy of approximately 70% copper, 24.5% zinc, and 5.5% nickel.  More deta â¦ ils about this coin on the related link below.
1 It was the first coin to use a 12-sided shape, and was worth one 80th of a pound. 2  It replaced the older silver threepenny bit, often used as a prize in Christmas puddings. 3  A silver threepence is still manufactured in very small numbers by the Royal Mint for inclusion in sets of Maundy Money.mage caption The Royal Mint is introducing the new coin as it believes 3% of existing Â£1 coins are fake. A new Â£1 coin, billed by the Royal Mint as the most secure coin in the world, is to be introduced in 2017.