Neem oil is a vegetable oil pressed from the fruits and seeds of the Neem (Azadirachta indica), an evergreen tree which is endemic to the Indian subcontinent and has been introduced to many other areas of the Tropics. It can be used externally only. Do not take internally.
Neem can be blended with other Carrier Oils which will reduce the smell.
Below about 18 Celsius it will start to turn solid but gentle warming will turn it into a liquid again.
Neem Oil has many uses and there is a wealth of information on the Internet regarding its use for healthy skin and hair an also animals.