why foods spoil (molds-yeasts-bacteria) - part 24 of 24. describes the work of molds, yeasts, and bacteria, showing how they grow and multiply, how they spoil food, and how they can be destroyed. illustrates various processes used in food preservation - 冰格 個影片檔及 b 捲影像00:22
asian female florist, owner of small business flower shop, picking up flowers from freezer. daily routine of running a small business - 冰格 個影片檔及 b 捲影像00:18
female employee of an ice cream parlor starts her day, removes ice cream covers - 冰格 個影片檔及 b 捲影像00:29
scientist at the clinical biomanufacturing facility in oxford takes some vials labelled 'mers' containing orange liquid out of a freezer whilst... - 冰格 個影片檔及 b 捲影像00:10
workers take a frozen morris minor out of a freezer for testing / united kingdom - 冰格 個影片檔及 b 捲影像00:25
1950s montage woman demonstrating how to defrost freezer in westinghouse commercial. betty furness showing off westinghouse refrigerator, but the door won't open. camera zooms in tight on her face while someone offscreen opens it for her. - 冰格 個影片檔及 b 捲影像02:43
election polls suggest small groups are benefiting; itnengland: birmingham:exti/cms stallholder shouting out his special offers sot- cornish pasties... - 冰格 個影片檔及 b 捲影像01:00