Possible Clues:

• Track asset
• Go 50 in a 30-m.p.h. zone, e.g.
• Tempt a trooper
• Drug source includes phosphorus
• Turns up bottom of ocean provides drugs
• It kills, it's said
• Zip
• 1994 action flick with the tagline 'Get ready for rush hour'
• Went after sulphur drug
• Designated partners primarily desperate for a quickie potential romance?