Earlier quoted context omitted.
I've spent some time thinking about this and it's a difficult problem for two reasons: First, while we use metal blades on our ranch it's not easy - you need to educate workers on the extra safety issues involved with the blade and you need to be very careful about fire safety due to sparking. There are only a few months where we use the trimmers at all due to fire risk.[1] Second, operators of trimmers don't like th…
What is your reason for using them over plastic? Just pollution or do you have a lot of woody shrubs? Google confirms they are available here in New Zealand but I have only ever seen them in American YouTube videos. Over here, you can’t just dictate tools. Health & Safety regulations and agencies use highly punitive measures to ensure employers do everything possible to avoid employee injury. Even if you hurt yoursel…
I Can’t comment on the laws in New Zealand, but I live in California, which is, relatively, Progressive with worker protections.
The dangers associated with the Trimmer blades are a subset of the dangers associated with the chainsaws we (safely) use.