Notes on battery disposal

"Notes on battery disposal
In connection with the sale of batteries or with the delivery of devices that use batteries
we are obliged to point out the following:
You are legally obliged to return used batteries as end users. You can use old batteries,
that we have or have had as new batteries in our range, free of charge at our dispatch warehouse
Return (shipping address). The symbols shown on the batteries have the following
The symbol of the crossed out garbage can means that the battery is not disposed of in the household waste
may be.
Pb = battery contains more than 0.004% lead by mass
Cd = battery contains more than 0.002 mass percent cadmium
Hg = battery contains more than 0.0005 mass percent mercury.
Please note the above instructions."