For questions involving physical interfaces and interactions with "real world" objects.

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-1
votes
1answer
170 views

What shape should toilet seats be? [closed]

This is something which has been annoying me for a while now. It seems a simple question: what shape of toilet seat is nicer for the user? However, I've asked around a bit and there's quite a lot of ...
-3
votes
2answers
108 views

How to create effective experiences/emotion to change punctured tyres for a car? [closed]

Keeping climate, location and gender into consideration, the mechanism of changing punctured tyres have not seen greater changes? Still it takes energy,effort and time, moreover awful experience ...
-6
votes
1answer
636 views

Why AMBULANCE is written as ECNALUBMA on emergency vehicles?

Why is AMBULANCE sometimes mirror written on emergency vehicles ?