Several vapour-vesicles may unite while the rock is still viscous, and thus form a large cavity which may become the home of an agate of exceptional size ; thus a Brazilian geode lined with amethyst and weighing 35 tons was exhibited at the Düsseldorf Exhibition of 1902.

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

Several serpentinite deposits are being investigated as potentially large scale CO < sub > 2 </ sub > storage sinks such as those found in NSW, Australia, where the first mineral carbonation pilot plant project is underway.

Several large, brackish lagoons open onto the Caribbean in northeast Honduras.

Several other, mostly Islamic parties won shares large enough to be seated in the DPR.

Several out-of-place elements were included in the game, such as credit cards, a wizard turning player character Pit into an eggplant, and a large, moving nose that was meant to resemble composer Tanaka.

Several adaptions include tough, leathery leaves, which helps to prevent excessive loss of moisture, and a large taproot which penetrates deep into the soil to reach underground moisture.

Several thousand large animals threatened by the rising water were rescued by Operation Noah.

( Several other scientists, including Ralph Cicerone, Richard Stolarski, Michael McElroy, and Steven Wofsy had independently proposed that chlorine could catalyze ozone loss, but none had realized that CFCs were a potentially large source of chlorine.

Several other therapies are currently under investigation, including gene therapy, large neutral amino acids, and enzyme substitution therapy with phenylalanine ammonia lyase ( PAL ).

Several large passes cut the ranges along the border with Afghanistan.

Several large infrastructure projects, including the rebuilding of the bridge connecting Koror and Babeldaob Islands after its collapse in 1996 and the construction of a highway around the rim of Babeldaob, boosted activity at the end of 1990s.

Several public-key cryptography algorithms, such as RSA and the Diffie – Hellman key exchange, are based on large prime numbers ( for example 512 bit primes are frequently used for RSA and 1024 bit primes are typical for Diffie – Hellman .).

Several dozen nearby large galaxies, with no sign of a quasar nucleus, have been shown to contain a similar central black hole in their nuclei, so it is thought that all large galaxies have one, but only a small fraction emit powerful radiation and so are seen as quasars.

Several monarchies remain, and the Middle East is the only part of the world where several large states are ruled by monarchs with almost complete political control.

Several large US military installations were located in the nearby area, with Hardy Barracks probably the most significant ( the US Embassy Housing Compound, Hardy Barracks Recreational Lodging, Stars and Stripes office and heliport are still there ).

Several large glass companies have their origins here.

Several large, Fortune 500 automotive related companies had their headquarters in Toledo.

Several economic models exist for vegetable farms: farms may grow large quantities of a few vegetables and sell them in bulk to major markets or middlemen, which requires large growing operations ; farms may produce for local customers, which requires a larger distribution effort ; farms may produce a variety of vegetables for sale through on-farm stalls, local farmer's markets, u-pick operations.

Several times during the 1610s, the Gondi invited King Louis XIII to hunt in the large forests around Versailles.

* October 15 – Several large strikes begin in various industries across Belgium in protest to the dismissal of the magistrate Jean-Marc Connerotte by the Supreme Court.

Several large multi-national corporations in this service field have received exposure from high profile litigation.

Several of these Herculaneum papyri which are unrolled and deciphered were found to contain a large number of works by Philodemus, a late Hellenistic Epicurean, and Epicurus himself, attesting to the school's enduring popularity.

Several studies have shown an increased rate of cancer mortality for workers exposed to 2, 4, 5-T.

Several studies have tried to reconstruct the phylogeny of the genus.

Several studies published since 1990 indicate that cooking meat at high temperature creates heterocyclic amines ( HCAs ), which are thought to increase cancer risk in humans.

Several brain imaging techniques, such as EEG and fMRI, have been used for physical measures of brain activity in these studies.

Several in vitro studies indicated that high concentrations of chromium ( III ) in the cell can lead to DNA damage.

Several in-depth studies of salamander genera in fossil beds in Montana show that six of seven genera were unchanged after the event.

Several of these follow-up studies, which involved viewing in group settings, reported some limited success.

Several studies have specifically addressed Duesberg's claim that recreational drug abuse or sexual promiscuity were responsible for the manifestations of AIDS.

Several clinical and experimental data have implicated the failure of blood – brain barrier ( BBB ) function in triggering chronic or acute seizures, some studies implicate the interactions between a common blood protein — albumin and astrocytes.

Several other studies have also found lasting cognitive gains.

Several demographic studies, including those by social work researcher Athena Kolbe have shed light on the current status of urban residents.

Several studies have suggested that hedge funds are sufficiently diversifying to merit inclusion in investor portfolios, but this is disputed for example by Mark Kritzman who performed a mean-variance optimization calculation on an opportunity set that consisted of a stock index fund, a bond index fund, and ten hypothetical hedge funds.

Several studies have discovered that subjects who received no jury instructions comprehended the law better than subjects who received pattern instructions.

Several researchers include the island of Cyprus in Levantine studies, including the Council for British Research in the Levant, the UCLA Near Eastern Languages and Cultures department, and the UCL Institute of Archaeology, the last of which has dated the connection between Cyprus and mainland Levant to the early Iron Age.

Several clinical studies have shown that combined ECPs containing ethinyl estradiol and levonorgestrel can inhibit or delay ovulation .< sup > 107 – 110 </ sup ></ ref >

Several regression studies with David Meiselman during the 1960s suggested the primacy of the money supply over investment and government spending in determining consumption and output.

Several studies place the nucleariids as a sister group to the fungi.

Several epidemiological studies from different countries have reported widely varying prevalence rates for chronic pain, ranging from 12-80 % of the population.

Several detailed studies using various methods to measure growth curves among known specimens have demonstrated that there is actually only one valid Pterodactylus species, P. antiquus.

Several studies ( Alfredo Torero or Rodolfo Cerrón Palomino ) show that the oldest form of Quechua appeared in Cajamarquilla, Lima.

Several police organizations condemned this study and suggested more studies like this would make them hesitant to pull over visible minorities.

Several sources claim that during his studies he was more interested in religion than joining the military.

Several neuroimaging studies have emerged in order to identify areas associated with stuttering.

Several studies show that between 50 % and 73 % of women who have used this type of condoms during intercourse find them as or more comfortable than male condoms.

Several official design studies were done, but most were basically smaller versions of the existing Shuttle concept.