The Vancouver Indy Coffee Scene

A small metal or plastic pan or drawer near the bar counter for disposal of spent coffee grounds. It’s called a knock box because the barista knocks the porta-filter to remove the grounds.

Instant coffee is just regularly brewed coffee with nearly all the moisture removed by freeze drying.

Author’s note:
Instant coffee is usually made with robusta beans that are low in quality, which has been packaged for years and heavily over priced for what you get, which is only convenience.