1.   Also avoid picking edible flowers from roadsides where exhaust fumes, road salt and other contaminants tend to accumulate.

2.   An enormous pile of road salt gives way to an abandoned concrete plant surrounded by hundreds of tons of asphalt chunks.

3.   And road salt is no longer a corrosion threat.

4.   And hundreds of thousands of tons of costly road salt is going unused.

5.   And new snow-removal equipment, millions of dollars worth of road salt and complicated contingency plans are gathering dust.

6.   But modern vehicles offer far better undercarriage protection from road salt than their predecessors had, and the salt controversy has largely become an environmental concern.

7.   Deep freeze temperatures Monday kept road salt from doing much good against the packed snow and ice that coated many local roads, local streets maintenance directors said.

8.   Feeder cables, which do the bulk of the work to carry power, can fail for various reasons, from excessive demand to corrosion caused by road salt.

9.   For example, when faced with problems caused by corrosion from road salt, automakers often chose different states.

10.   If you live where a lot of road salt is used, you might want to buy rustproofing anyway.