Arsonists set fire to two skips on South Yorkshire streets.
The first fire was set in a skip on Landsdown Close, Thurnscoe, Barnsley, at 9.05pm on Thursday.
Firefighters from Dearne and Adwick extinguished the flames.
The second fire was started in Jackson Street, Goldthorpe, Barnsley, at 1.30am yesterday.
Firefighters from Adwick were alerted to the blaze.
South Yorkshire Police were informed.