Haptic technology in general not harmful to the human body and can be focused easily. One company called Ultrahaptics has been working with this technology to provide non-contact haptic feedback. Founded in 2013, Ultrahaptics has focused on providing users haptic feedback in free space using ultrasound technology. They use multiple ultrasound speakers to make changes in the air pressure around the user. This provides the ability to feel the pockets of pressurized air focused in the environment. This gives the user tactile cues for gestures, invisible interfaces, textures, and virtual objects. The company is continuing to grow and launched their evaluation programme
The House of the Five Senses the first one he asked: “Can you hear what I’m thinking?”... –“No, only my brother can do that!... I see what you mean!!!” To the second one he asked: “Can you see if people are honest?”…-“No, only my brother can do that!…I hear what you’re saying!!!” Asking such questions to all the sons, he made them realise their interdependent relationship and brought them together, and the people built the House of the Five Senses, with the five peaks referring to the sons’ abilities, for them to rule together. It so happens that the park’s entrance passes through this building nowadays.”