potent

“As time has gone on, it’s been made leaner and more potent in its form,” said Holloway.

Although it remains in the atmosphere for about 12 years, the "super pollutant" is roughly 80 times more potent than CO2 over a 20-year period.

“Her voice is a huge part of what makes ‘The Hunger Games’ so potent, so I wanted to let her continue to speak for herself.”

Methane is one of the most potent greenhouse gases and, although it does not hang around in the atmosphere as long as carbon dioxide, it is 28 times stronger over a 100-year period.

The steel industry is a potent symbol of America’s industrial decline.