Staff at Remploy in Bristol are on strike over Government plans to close their factory.
The Bristol site, which employs people with disabilities, is one of 36 across the country due to shut, although this is subject to consultation.
The GMB union says the closures will put thousands of disabled people into poverty.
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The couple were driving from their wedding in Bristol to a hotel in Newquay when the snow hit.
Hundreds of schools have taken the decision not to open.
Heavy snow shut a 64-mile stretch of road between Exeter and Bodmin.