Weedkiller? You're nicked!

Now, the fella in this article does sound like a complete fruitcake admittedly. But let's suppose you are into lawn tennis, would having tennis balls and weedkiller in your bag make you a danger to the public?

Two further counts allege he possessed an explosive device "with intent to endanger life" and that he had explosives, namely weedkiller.

The quote above, from the article, is a little worrying.