(When used. as food (additives), antioxidants prevent fats and oils from (become. rancid when exposed to air, (and thus) extend their shelf life.
A: When used
B: additives
C: become
D: and thus
A: When used
B: additives
C: become
D: and thus
举一反三
- 中国大学MOOC: There are kinds of food additives commonly used in the world.
- But there soon arose problems in many products, especially when items such as processed oils, additives or other potentially harmful chemicals were added during processing.Question:The problem is that something harmful is added during the food processing.
- Emulsion oils and sodium nitrite are both approved additives， but the latter cannot be used if any pipes are （） or if any soldered joints exit.
- When does the cost of inventory become an expense? A: When inventory is purchased from the supplier. B: When cash is collected from the customer. C: When payment is made to the supplier. D: When inventory is delivered to a customer.
- When food is plentiful, some 25 percent of the population may become ________.