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.
The new One Pound coin in base metal, nickel-brass was introduced in 1983, as a replacement for the Â£1 banknote. Banknotes, being made of paper suffer from wear and tear more readily than metal coins.By 1983, the life expectancy of the Â£1 note was about 6 months, and that of a coin is about 100 years.he new One Pound coin in base metal, nickel-brass was introduced in 1983, as a replacement for the Â£1 banknote. Banknotes, being made of paper suffer from wear and tear more readily than metal coins.