In purple sulfur bacteria, hydrogen sulfide (H2S) is oxidized to sulfur (S).

Dissimilative sulfur reduction in which elemental sulfur can be reduced to hydrogen sulfide.

Usually the sulfonating agent is sulfur trioxide.

The sulfur cycle is the collection of processes by which sulfur moves to and from minerals (including the waterways) and living systems.

Often the elemental sulfur is stored as polysulfides.

Nitrogen, phosphorus, and sulfur are also needed in relatively large quantities.

Oxidation of hydrogen sulfide produces elemental sulfur (S8), oxidation state 0.

The exposure to the sulfur weakened the monster but also preserved him.

Oxidation of hydrogen sulfide, sulfide, and elemental sulfur (S) to sulfate (SO42 ).

26. Low sulfur diesel for urban road vehicles to reduce outdoor air pollution

The amount of nitrogen and sulfur circulating through the Earth system has doubled.

Hydrogen, oxygen, carbon and sulfur have been detected in the planet's inflated atmosphere.

It's produced to get sulfur out of gasoline which I find is somewhat ironic.

On a second path, the sulfur atom of 6 MP and TIMP is methylated.

This reaction occurs in the photosynthetic green and purple sulfur bacteria and some chemolithotrophs.

More than 1,000 species of vascular plants, dozens of species of mammals, 300 species of birds, more than a dozen fish species and a few species of reptiles and amphibians exist.

When the Coalition Provisional Authority asked the employees of the Mishraq Sulfur Company to go back on the job in 2004, some of the workers lit 40 million worth of sulfur on fire and destroyed the facility.

The WSA process is applied in all industries where removal of sulfur is an issue.

About 80 to 85 of the world s sulfur production is used to manufacture sulfuric acid.

Over long periods of time, some mercury recombines with sulfur and is buried in sediments.

About 30,000 species of algae are included, of which the Rhodophyta (6000 species), marine Chlorophyta (1500 species), and Phaeophyceae (1755 species) are the most complete.

Thus I saw the horses in the vision, and those who sat on them, having breastplates of fiery red, hyacinth blue, and sulfur yellow and the heads of lions. Out of their mouths proceed fire, smoke, and sulfur.

Dana is home to about 600 species of plants, 37 species of mammals and 190 species of birds.

Carbon steel contains 2.0 carbon or less, with small amounts of manganese, sulfur, phosphorus, and silicon.

Research has revealed that on the comparatively small area of the mountain there are 1,500 species of higher plants, 500 species of fungi, 500 species of algae, 326 species of mosses, and 200 species of lichens.

One species, the whiskered treeswift, is a species of primary forest.

Somitogenesis in different species Different species have different numbers of somites.

A species range is often represented with a species range map.

Then Yahweh rained on Sodom and on Gomorrah sulfur and fire from Yahweh out of the sky.

Latvia's Red Book (Endangered Species List of Latvia), which was established in 1977, contains 112 plant species and 119 animal species.

The tableland is home to about 420 species of birds, 10 species of amphibians, 43 species of reptiles, and 8 primates.

Species Due to differences among the three species, each has been placed within a different genus, each consisting of one species.

To circumvent the latter issue, experiments has shown that fullerenes could be a good candidate for use instead of sulfur because of the large conjugated π system that can electrically contact many more atoms at once than a single atom of sulfur.

Mexico ranks first in biodiversity in reptiles with 707 known species, second in mammals with 438 species, fourth in amphibians with 290 species, and fourth in flora, with 26,000 different species.

Animal species number about two hundred, and plant species about a thousand.

Tournament species Tournament species in zoology are those species in which members of one sex (usually males) compete in order to mate.

Later, they fought the scientific evidence that sulfur oxides from coal fired power plants were causing acid rain.

Desulfurization in which organic molecules containing sulfur can be desulfurized, producing hydrogen sulfide gas (H2S, oxidation state 2).

Here mercury (Hg2 ) is bound very tightly to sulfur, but weathering slowly releases the mercury to the environment.

Its streams will be turned into pitch, its dust into sulfur, And its land will become burning pitch.

Colombia is the country with more endemic species of butterflies, number 1 in terms of orchid species and approximately 7,000 species of beetles.

These American fox hunters considered the red species more sporting than grey species.

About 2,500 species are known worldwide, including about 630 species in North America.

Natural heritage There are 514 species of reef fish, including several new species.

About 70 of the valid species occur in the Amazon basin the Orinoco basin harbors about 22 species and ranks second in species richness.