Ans. Smart contracts can be used in many industries and in many use cases like finance, agriculture, logistic, voting, supply chain, entertainment". Smart contracts can apply to different fields as well -   1. Elections - Voting results will be put in the Blockchain and distributed among the nodes of the network. 2. Logistics - The supply chain is generally long and includes a lot of links. Each link has to get a confirmation from the previous one, hold up its end of the contract, and send the information further. It takes a lot of time and is unproductive, while with a smart contract each participant can see the progress and do the work in time. Smart contracts ensure transparency in the contract terms, fraud protection.