Creosote removed; the "heavy oil", which sinks; and the "anthracene oil", which when cold is mostly solid and greasy, of a buttery consistence. Creosote refers to the portion of coal tar which distills as "heavy oil", typically between 230–270 °C, also called "dead oil"; it sinks into water but still is fairly liquid. Carbolic acid is produced in the second fraction of distillation and is often distilled into what is referred to as "carbolic oil". Commercial creosote will contain substances from six groups. The two groups occur in the greatest amounts and are the products of the distillation process—the "tar acids",
A Is for Acid murder, Haigh awaits a death sentence. He is visited by Gillian Rogers, and asks her to visit his parents after he has been hanged. The film ends with Gillian honouring that promise. "The Scarborough News" reported in November 2001 Yorkshire Television was working on a production titled "A Is for Acid" that would portray the life of the serial killer John George Haigh, and that Martin Clunes had been cast in the starring role. Scenes for the forthcoming production would be filmed in locations around Scarborough, particularly the town's South Cliff area, which was believed to resemble Kensington as it