residue

“The officers also noticed a white powder residue that was loose in the suitcase and was visible on their black gloves,” according to an affidavit summarizing the incident.

If it works as intended, it shouldn’t leave behind any marks or residue.

He was then brought in again the following week as a suspect, after forensic examination of Mr Marshall’s vehicle revealed blood and gunshot residue.

Last month FGS Ingredients said additional testing across its ingredients had "not detected any presence of peanut content or residue", but advised customers to remove products from sale containing the mustard ingredients.

His sandals are covered in a potent orange dust – the residue from the desert.