Most commercially available zonal pelargoniums are grown from seed and will last just one summer.

Proteases immobilized onto solid supports (such as agarose) are also commercially available.

However, growing numbers of " stock," premade arrays are becoming commercially available.

The first commercially available liquid crystal lenses are expected to take between six and ten years.

And if an application delivers real competitive edge, organisations could consider making it commercially available to other companies.