ASL is the third most-commonly used language after English and Spanish.ASL is most commonly used by the deaf community in the United States and Canada.Here’s a compilation of all that you need to know about the American Sign Language or ASL: Key Features of the American Sign Language BSL’s two-hand finger spelling was devised by Father Bede of Harrow who was also known as the Father of Education.ASL’s one-hand finger spelling was developed by medieval French Belgian clergy.The BSL is also a complete and distinguishable language that does not use as much body language as ASL.The ASL is a complete, sophisticated form of communication that uses more body language and facial expressions.Their British contemporaries tend to use classifiers rather than finger spelling. The American deaf community engages in a great deal of finger spelling.In BSL, the middle finger is used neutrally to denote some signs like “holiday”. In ASL, the extended middle finger is almost never used to form a sign.ASL has a one hand alphabet and BSL has a two hand alphabet.Let’s explore the two sign language types and bring out some stats to support the claim: To put it in a nutshell, one cannot compensate the other and they are mutually incomprehensible too. Apart from a few similar signs, the lexicon is vastly different in both languages. The two sign languages developed independently of each other. ASL and BSL serve one and the same purpose: They are a means of communication for the hearing impaired community.