Guayule ( A. Gray), a Renewable Resource for Natural Polyisoprene and Resin: Composition, Processes and Applications.

Natural rubber is an essential material, especially for plane and truck tyres but also for medical gloves. Asia ranks first in the production of natural rubber, of which the tree is currently the sole source. However, it is anticipated that this source alone will not be able to fulfill the growing demand.

Feasibility and use of vitamin A-fortified vegetable oils among consumers of different socioeconomic status in Thailand.

Background: Vitamin A losses infortified vegetable oils can differ, depending upon the cooking and distribution conditions of a country.

Objective: To determine vitamin A losses in different vegetable oils during transportation, cooking, and storage among consumets of different socioeconomic status.

Methods: Soybean, rice bran, and palm oils were fortified with vitamin A palmitate at 267 microg/15 mL.