Sentence examples for were difficult to clean from inspiring English sources

The aims of this study were to find appropriate methods to detect cleanliness in pilot scale tanks, to find out which parts of the tank were difficult to clean and to optimise the cleaning procedure.

Mr. deWilde said the dumps were difficult to clean up for many reasons: * The sheer number of tires.

Also, the packing facility floors were difficult to clean, so pools of water potentially harboring the bacteria formed close to the packing equipment, the agency said.

Victorian homes were a nightmare to them, a cesspit at any level of society: they were dark and stuffy; they were filled with carpets and hangings and ornate picture frames that harbored dirt and were difficult to clean; their primitive plumbing made it hard to bathe.

Latrines were difficult to clean mainly because of non-cemented floors.

The herds with >30 weeks' restriction period were also getting a lower average score by the veterinarians indicating feeding systems and stables that were difficult to clean and disinfect, in comparison with herds with shorter restriction periods.

Specimens collected in sandy soil, however, are difficult to clean, but cleaning may be facilitated by washing the fruit bodies in a bowl of water so that the sand sinks to the bottom.

Slow filters require much more surface area than rapid filters and are difficult to clean.

Shag carpets have an interesting texture, but they trap dirt and are difficult to clean.

The rocky, remote Alaska shoreline was difficult to clean, and the subarctic weather made it impossible to work in winter.

And traditional porcelain ginger graters make it hard to remove the ginger and are difficult to clean.