Tractor in confined areas. The most common variation of the classic farm tractor is the hoe, also called a hoe-loader. As the name implies, it has a loader assembly on the front and a backhoe on the back. Backhoes attach to a three-point hitch on farm or industrial tractors. Industrial tractors are often heavier in construction, particularly with regards to the use of steel grill for protection from rocks and the use of construction tires. When the backhoe is permanently attached, the machine usually has a seat that can swivel to the rear to face the hoe controls. Removable backhoe attachments
Mid back rounded vowel Mid back rounded vowel The mid back rounded vowel is a type of vowel sound, used in some spoken languages. While there is no dedicated symbol in the International Phonetic Alphabet that represents the exact mid back rounded vowel between close-mid and open-mid , it is normally written . If precision is desired, diacritics may be used, such as or , the former being more common. A non-IPA letter is also found. Just because a language has only one non-close non-open back vowel, it still may not be a true-mid vowel. There is a language in Sulawesi, Indonesia, with a