One restaurant owner says he may switch to serving drinks in disposable cups to avoid storing used cans. SINGAPORE: For Mr Chen, who runs a roasted meat restaurant, the thought of ants and cockroaches drawn to used containers overnight is reason enough to rethink how he serves drinks altogether. As the Apr 1 launch of Singapore's national recycling scheme for beverage containers draws near, food and beverage operators like him are raising practical concerns – such as where to store used cans