FT Tech Tonic Untold: Toxic Legacy, Ep. 1
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Dec 31, 2025 Laura Hughes investigates a disturbing trend of horse deaths in Wales, uncovering a hidden crisis linked to lead contamination. Academic studies reveal high lead levels in pastures, originating from nearby abandoned mines. She meets locals living with unexplained animal deaths and explores the risks to the local food supply, including contaminated chicken eggs. Despite the alarming findings, farmers face a lack of support and compensation. The episode ends with a tease of next week's focus on hidden lead hazards indoors.
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Family Farm Poisoned By Nearby Lead Mine
- Sylvia moved to a West Wales farmhouse and watched horses, piglets and chickens mysteriously die over months.
- A vet found horses had four times expected lead, and Sylvia and her daughter Lily also tested with elevated lead levels.
Beautiful Landscapes Can Hide Toxic Soil
- Dr Andrea Sartorius found high lead concentrations in pastures and animals near abandoned mines that looked picturesque.
- Contamination extended beyond mine sites into surrounding countryside, indicating long-range environmental persistence.
Community Soil Testing With A Portable X‑Ray
- Locals brought garden soil to a village hall where volunteers, including Professor Mark Macklin, used a portable x-ray gun to screen samples.
- Ruth’s soil tested positive at about half a gram per kilo, revealing hidden contamination in ordinary gardens.