Sentences with phrase «by hydrogenation»

Vegetable oils that are hardened by hydrogenation to make shortening or margarine are especially damaging.

Based on the analysis, the first ice formation phase is driven by hydrogenation of atoms, which results in a H2O - dominated ice.

Not exact matches

The book includes coverage of the modifications of these oils that are commercially available by means of partial hydrogenation, fractionation and seed breeding.

Suppressing the martian dynamo with ongoing hydrogenation of the core by hydrated mantle minerals.

Supercritical carbon dioxide is also an excellent medium for its own fixation, as demonstrated by studies of its hydrogenation.

The Tufts researchers discovered that dispersing individual, isolated platinum atoms in much less costly copper surfaces can create a highly effective and cost - efficient catalyst for the selective hydrogenation of 1,3 butadiene, a chemical produced by steam cracking of naphtha or by catalytic cracking of gas oil.

For instance, carbon dioxide enables energy storage by reacting with hydrogen gas — called the hydrogenation process — transforming the mixture into higher energy liquid compounds such as methanol that can be easily transported and used as fuel for cars.

Rapid removal of benzyloxycarbonyl groups from 1,4,7,10 - tetraazacyclododecane derivatives by catalytic transfer hydrogenation.

That hydrogenation process that we mentioned earlier turns unsaturated fats into these much more dangerous trans fats by changing the placement of the hydrogen atoms in the molecule.

Transfats — Transfats are vegetable oils that have been altered by partial hydrogenation in order to extend shelf life of some processed foods.

Trans fats are a man made, aka factory fat created by the highly industrialized, chemical process of partial hydrogenation.

These unhealthy fats are made by a chemical process called partial hydrogenation.

«There are 2 predominant sources of dietary trans fatty acids (TFA) in the food supply, those formed during the industrial partial hydrogenation of vegetable oils (iTFA) and those formed by biohydrogenation in ruminants.»

Trans fats are created when liquid oils are solidified by partial hydrogenation, a process that stretches foods» shelf life and changes «safe» unsaturated fats into dangerous ones.

Artificial trans fatty acids are produced by adding hydrogen — a process known as partial hydrogenation — to liquid oils; this makes them solid at room temperature, more stable during repeated deep - frying and extends their shelf time [19].

Margarine and shortening are produced by solidifying or partially solidifying vegetable oils via hydrogenation, a process first developed in 1897 (44).

Besides the possibility of our applying a similar process to the bituminous coal and tars made therefrom, in this country, the research on hydrogenation has been extended by one of the great oil companies of the United States which at great expense has learned how the method can be so modified as to apply to petroleum hydrocarbons.