Sentence examples for substances at from inspiring English sources

Along with this, synthetics repeatedly change, with batches containing widely differing substances at differing concentrations.

Tokyo noted that no Japanese athlete had ever tested positive for banned substances at the Olympics.

"Today's advanced technology has allowed scientists to detect more substances — at lower levels — than ever before," he said.

Asada has been investigating possible use of banned substances at Essendon in 2012 and at Cronulla in 2011.

New York's current system requires pharmacists to report sales of controlled substances at least every 45 days.

Ms. Torres said he was forced to consume marijuana, ecstasy and other substances at bacchanals in Colombia's backlands.

The most -- 1,050 so far -- come from firefighters, who contend that they did not have the proper equipment to protect against toxic substances at the attack site.

According to her indictment, she deliberately injected patients with lethal doses of medicine and other substances at three different hospitals in The Hague.

The Chinese swimmer Chen Xinyi and the Bulgarian steeplechaser Silvia Danekova have tested positive for banned substances at the Rio Olympics.

Some were prepared to talk about the issue privately and a common theme was the ready availability of banned substances at local gyms.

Andro was legal — you could buy it without a prescription at GNC — and not on Major League Baseball's list of banned substances at the time.