What if a reusable capsule could purify and freshen tap water? Bloc Enterprises’ PuriBloc GoPure water purification pods aim to help solve two problems: nasty tap water and expensive wasted plastic bottles. It’s a localized issue for sure, but many people can’t drink their local tap water, or prefer not to because of color, taste, or odor. According to Ban the Bottle, an organization that isn’t coy about its position on the issue, “Americans used about…