In a common law, it is assumed and assursed that in a contract of sale, the goods sold and purchased are reasonably fit for its use and is merchantible (tradeable). Such assurance or warranties are implied. The goods have an implied warranty for the purpose of its use and fitmess of the goods to be used. The court takes this implied warranty whena sale is made to safeguard the buyer from any inconsistency. Such warranties maybe oral or written, but generally oral.