来自MSN

Here's what the purple pumps at Houston Shell stations are about

In September and October, Houston drivers will have the opportunity to help two children's charities when they fill up. Houston-based Shell has announced the return of "The Giving Pump" through Oct.
Houston Chronicle

Purple pumps at Houston Shell stations have a special purpose. Here's what they are about.

In September and October, Houston drivers will have the opportunity to help two children's charities when they fill up. Houston-based Shell has announced the return of "The Giving Pump" through Oct.