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Britain’s Toxic Secret

BBC Wales Investigates

Is your council sitting on important information which could pose a risk to health and property? A year-long investigation reveals some local authorities have been failing to act on a toxic secret they’ve known about for decades.

9 months left to watch

29 minutes

Last on

Sun 6 Apr 2025 22:00

BBC Two Northern Ireland HD & Northern Ireland only

More episodes

Unmasked: Extreme Far Right

See all episodes from BBC Wales Investigates

Role	Contributor
Reporter	Tomos Morgan
Producer	Rhidian Thomas

Thu 13 Mar 2025 20:30

BBC One Wales HD & Wales only
Mon 31 Mar 2025 19:00

BBC Two except Northern Ireland & Northern Ireland HD
Sun 6 Apr 2025 22:00

BBC Two Northern Ireland HD & Northern Ireland only

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