Several firms are merchandising enzyme preparation through feed manufacturers.

Several instances of popular etymology are attested from ancient authors.

Several fully worked numerical examples are available.

Several unusual applications, such as a nuclear battery or fuel for space ships with nuclear propulsion, have been proposed for the isotope < sup > 242m </ sup > Am, but they are as yet hindered by the scarcity and high price of this nuclear isomer.

Several other oxidation states are known, which range from + 2 to + 7 and can be identified by their characteristic optical absorption spectra.

Several genera are popular with the horticultural community, including marigold, pot marigold ( also known as calendula ), cone flowers, various daisies, fleabane, chrysanthemums, dahlias, zinnias, and heleniums.

Several major cities exist either in the Andes or in the foothills, among which are Bogotá, Medellín and Cali, Colombia ; Quito, Ecuador ; Mérida, Venezuela ; La Paz, Bolivia ; Santiago, Chile, and Cusco, Peru.

Several species are raised for amaranth " grain " in Asia and the Americas.

Several cultivars are known, such as ' Albus ' ( with white flowers ), ' Sapphire ' ( dark blue flowers ), ' Aureus ' ( leaves striped with yellow ), and ' Variegatus ' ( leaves almost entirely white with a few green bands ).

Several organizations concerned with antimicrobial resistance are lobbying to eliminate the unnecessary use of antibacterials.

Several new features, including better scalability, enhanced clustering and management capabilities are mentioned.

Several manufacturers produce specialised acoustic guitar amplifiers, which are designed to give undistorted and full-range reproduction.

Combinations of the above techniques produce a " hybrid " or " hyphenated " technique .< ref name =" pmid9008869 "> Several examples are in popular use today and new hybrid techniques are under development.

Several anthems are included in the British coronation service.

Several proteins are involved, but two main methods of regulation have been identified: targeting mitochondria functionality, or directly transducing the signal via adaptor proteins to the apoptotic mechanisms.

Several crystal structures are known for AC-II enzymes.

Several other incidents connected with the story of Aeacus are mentioned by Ovid.

Several of its later bishops are known: Marinus in 325 ; Niconius in 344 ; Sylvanus at the beginning of the 5th century ; Pionius in 451 ; Leo in 787 ; Peter, friend of the Patriarch Ignatius, and adversary to Michael, in the ninth century.

Several roller coasters are specifically known by this name, including ;

Several crashed airplanes and large equipment such as bulldozers are scattered around the island.

Several topics that might be covered here are instead covered there because much more can be said about them in a human context.

Several areas at the edge of the neocortex, including the hippocampus and amygdala, are also much more extensively developed in mammals than in other vertebrates.

Several of the heavier bromine isotopes from fission are delayed neutron emitters.

Several English scholars and churchmen are described by Bede as being fluent in Greek due to being taught by him.

Several inventions followed using rear-wheel drive, the best known being the rod-driven velocipede by Scotsman Thomas McCall in 1869.

Several of the extinct Baltic languages have a limited or nonexistent written record, their existence being known only from the records of ancient historians and personal or place names.

Several publishers, including Grand River Books, Potomac Books ( formerly known as Brassey's Inc .), and Skyhorse Publishing have re-published the Factbook in recent years.

Several competing models, although correctly dealing with the conformation of each individual peptide chain, gave way to the triple-helical " Madras " model, which provided an essentially correct model of the molecule's quaternary structure although this model still required some refinement .< ref > The packing structure of collagen has not been defined to the same degree outside of the fibrillar collagen types, although it has been long known to be hexagonal or quasi-hexagonal.

Several incomplete sets of this form of croquet are known to exist, and one complete set is still used for demonstration games in the West of Scotland.

Several patterns of linking the rings together have been known since ancient times, with the most common being the 4-to-1 pattern ( where each ring is linked with four others ).

Several countries have used a system which is known as short form / long form.

Several algorithms for performing such a transformation are known.

Several ancient texts purporting to be the missing " Epistle to the Laodiceans " have been known to have existed, most of which are now lost.

A later book also claiming to have been written by Solomon was originally written in Greek during the 15th century, where it was known as the Magical Treatise of Solomon or the Little Key of the Whole Art of Hygromancy, Found by Several Craftmen and by the Holy Prophet Solomon.

Several isotopes are known, with < sup > 269 </ sup > Hs being the longest-lived with a half-life of ~ 10 s.

" Several years after Liébeault's death in 1904, Coué founded what became known as the New Nancy School, a loose collaboration of practitioners who taught and promoted his views.

Several other inequalities are also known:

Several researcher note that cannibalism — mainly on eggs — has been known to occur within hellbender populations, and one researcher claims that perhaps density is maintained — and density dependence in turn created — in part by intraspecific predation.

Several other compounds are known to combine indium ( I ) and indium ( III ), such as In < sup > I </ sup >< sub > 6 </ sub >( In < sup > III </ sup > Cl < sub > 6 </ sub >) Cl < sub > 3 </ sub >, In < sup > I </ sup >< sub > 5 </ sub >( In < sup > III </ sup > Br < sub > 4 </ sub >)< sub > 2 </ sub >( In < sup > III </ sup > Br < sub > 6 </ sub >), In < sup > I </ sup > In < sup > III </ sup > Br < sub > 4 </ sub >.

Several Conservative MPs, known as the Maastricht Rebels, voted against the treaty, and the Government was defeated.

Several types of wild greens, known collectively as chwinamul ( such as Aster scaber ), are a popular dish, and other wild vegetables such as bracken fern shoots ( gosari ) or Korean bellflower root ( doraji ) are also harvested and eaten in season.

Several times a year, Bush and her husband travel to their sprawling family estate, the Bush compound, better known as Walker's Point.