Sam Evans

speaker

11,513 appearances 100 recordings 1 series first heard May 2026 last heard 17 Aug

Sam Evans’s voice in public audio — every appearance, attributed to the second.

Trend

recordings per month · last 12 months

Recordings per month over the last 12 months — 100 in all, peaking in Jul 2026 with 32.

newest first · ▶ plays the moment

But here's the big advantage. matched

It lasts longer than conventional lithium batteries. matched

quite a lot longer. matched

It's easily scalable as well. matched

You want more storage, you just build bigger tanks. matched

And here's the big one. matched

It's also fully recyclable really easily. matched

The vanadium doesn't degrade the way lithium chemistry does. matched

So you simply pull it out and use it again over and over. matched

Now here's the part that should make every Australian kind of proud, I think. matched

The vanadium redox flow battery was actually invented here in Australia. matched

It was first patented in the 1980s by Australian chemical engineer Maria Kazakos at the University of New South Wales. matched

This is homegrown technology. matched

We invented it. matched

The world ran with it. matched

And now, decades later, we're finally building it at a serious scale on our own soil. matched

And almost no one's talking about this. matched

We often complain. matched

We say, well, we dig up all this lithium, but we don't process it here. matched

We often look at the negatives. matched

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