AviSynth also performs traditional video editing tasks like cutting, trimming and re-sequencing segments. Standard maintenance include removing debris, controlling weeds, deadhead trimming, checking moisture levels, and fertilizing. Unlike many longhaired breeds, longhaired Chihuahuas require no trimming and minimal grooming. This method is known as "ear clipping" and sometimes "ear trimming". They were responsible for hoof trimming and fitting horseshoes to horses. A professional quality electric shear reduces time spent trimming. Trimming the affected nails when on treatment also appears useful. Edward repays the neighborhood for their kindness by trimming their hedges into topiaries. Regulations for rapid chilling, adequate trimming and sanitary washing are enforced to reduce microbial contamination. No beak trimming is allowed under this system. Severe beak trimming, or beak trimming birds at an older age, may cause chronic pain. Baroque gardens required enormous numbers of gardeners, continual trimming, and abundant water. Crystals can be adjusted to exact frequencies by laser trimming. Washington's suit was of blue and silver cloth with red trimming and gold knee buckles. His designs incorporated elegant fabrics, detailed trimming, and superb fit.