Nearly 50 firefighters are now tackling a blaze at Pennygillam Industrial Estate in Launceston.
Cornwall Fire and Rescue Service have told ITV News West Country that two members of staff at Kensey Foods have sustained minor injuries.
Firefighters wearing gas tight suits have been sent in to investigate the blaze.
There is a cordon in place and the industrial estate has been closed.
There has been a chemical spill at the Pennygillam Industrial Estate in Launceston.
Crews from Launceston, Liskeard, Callington, St Austell and Saltash are on site tackling the blaze, which started at 6am on Wednesday.
There are five major pumping appliances and some specialist appliances, and Environmental Support vehicle at the scene.
Two Cornish women completed a 'secret' art installation by planting 2,000 flags in fields near Launceston.
It took Caronline Cleave and Franca Westaway months to make the red fabric decorations by hand, and over three hours to plant them this morning.
The piece is called 'Have a Heart for Syria' and will raise money for Oxfam's crisis appeal campaign.
It comes on the same day as pictures of children killed in a suspected nerve gas attack emerge from Syria.
Wendy Long, grand daughter of murder victim Tom Lang reads a statement at the end of the trial in which Stephen Lang was jailed for life at Truro Crown Court
A teenager who murdered his frail 91 year old grandfather by breaking his neck as he robbed him of his £300 pension, was jailed for life.
A court heard the victim was able to tell several people it was his grandson who had attacked him before he died three days later.
Stephen Lang had admitted manslaughter as his trial got underway at Truro Crown Court last week but he was convicted of murder by a jury.The judge, Mr Justice Hamblen, jailed him for life and said he must serve a minimum of fifteen years behind bars.
"This was a terrible crime committed on a defenceless 91 year old man by his grandson.
"Stephen Lang grabbed Tom by the throat in his sheltered accommodation flat, lifted him out of his chair and threw him to the floor. He then stole £300 from his grandfather's wallet which was hidden under his pillow before leaving him for dead on the floor."I cannot begin to understand Stephen Lang's motiviation for this crime ... that he could inflict these injuries on his own grandfather is truly shocking."
Stephen Lang from Launceston who was found guilty of murdering his 91 year old grandfather Tom Lang, has been sentenced to life imprisonment. The judge at Truro Crown Court recommended that he must serve a minimum of 15 years
A man from Launceston will today be sentenced for murdering his grandfather.
A jury at Truro Crown Court last week found Stephen Lang guilty of murdering 91-year-old Tom Lang at his sheltered flat in April last year. He stole three hundred pounds.
The pensioner died three days later from his injuries.
A man convicted of killing his grandfather will not be sentenced until Monday.
Stephen Lang was found guilty of killing 91-year-old Tom Lang yesterday and his sentence was due to be given this morning at Truro Crown Court.
Stephen Lang attacked his grandfather in his sheltered accommodation, lifting him from his chair, throwing him to the floor and then stealing £300 from his wallet. The pensioner died three days later.