Emergency responded to a hazardous material incident in High Wycombe on Sunday.
Fire crews from Beaconsfield, Bicester and High Wycomble along with police and ambulance service were called to Station Road at just before 2pm.
The fire service said the incident involved a white powdered substance.
A women was passed into the care of the South Central Ambulance Service.
The firefighters used two sets of breathing apparatus and gauntlets when entering the property.
The incident was left in the hands of Thames Valley Police.
Chesham and Amersham Conservatives and Lib Dems told to stop printing fake newspapers
Police ‘aware’ of Chesham car fraudsters targeting innocent families
New Aylesbury town Mayor formerly declared at Mayor Making Ceremony
Busy Aylesbury Road closed this weekend
Council invests £500,000 in flood prevention
Bucks healthcare supplier suffers cyber-attack
Aylesbury gym suddenly closes
Image released following affray in High Wycombe
