The fermenter is sealed off from the air except for a long narrow vent pipe, which allows carbon dioxide to escape from the fermenter. Since there is a constant flow of CO2 through the pipe, outside air is prevented from entering the fermenter, which reduces the threat of contamination by stray yeasts.
He is prideful and overly confident
I believe if I remember correctly, he/she is watching soldiers cross a waterway or bridge.
1. D. Uncertainty
2. C. Are you like me, reliving the past, imaginimy the future?
