Purple lights in buses.
 

1) it makes passengers feel calm and relaxed.

2) it makes passengers see objects more clearly rather than bright lights.

3) at night it doesn’t distract the drivers cab.

Purple lights in buses.
 

On 20/10/2018 22:38, wrote:
1) it makes passengers feel calm and relaxed.

2) it makes passengers see objects more clearly rather than bright lights.

3) at night it doesn’t distract the drivers cab.


4) It's difficult to find a vein…

--
Graeme Wall
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Purple lights in buses.
 

wrote in message
...
1) it makes passengers feel calm and relaxed.

2) it makes passengers see objects more clearly rather than bright lights.

3) at night it doesn’t distract the drivers cab.

and your question is?

tim