The phrase "a substantial one is" is correct and usable in written English.
It can be used when referring to something significant or considerable in a specific context, often as part of a larger sentence.
Example: "The impact of the new policy is a substantial one, as it will affect many employees."
Alternatives: "a significant one is" or "a considerable one is".
No form as such, not even the substantial ones, is formally a substance, since no form as such has (i) the capacity of underlying potency and act, and (ii) matter and form as its inner constituent.
But interbreeding, even if occasional, homogenises the accidental differences, so that only the substantial ones are left.Dr Kronforst and his colleagues looked at three species of Heliconius from Costa Rica, whose ranges overlap to varying degrees, and which are all known to be capable of interbreeding, again to varying degrees.
It's a substantial one, too; users are going to treat truly ephemeral video a lot differently from something that's taking place in the moment but that's also designed to be made available for rewatching later on.
Our interest in survival is a substantial one, because we need to be alive to have any other interests at all.
The combined EU-IMF package is a substantial one but few imagine that it will be a one-off: on Sunday Reuters news agency quoted a Greek official as saying the country is likely to need a total €80 billion of loans over three years.
The reason must be a substantial one, not simply because you think it's nice to be friends with exes.
But even by historical standards, when the BBC typically takes 75%to80%0% of the audience, the BBC's lead was a substantial one, with a live match average of 12.3 million against ITV1's 2 million, and this despite no shortage of plaudits for ITV's coverage, anchored by Adrian Chiles.
Each month's MPC decision needs to be made on its own merits, but this risk is a substantial one that I will continue to balance against others over the coming months.
The key transition point is when a start-up is getting ready to go to market with its first product, especially if that product is a substantial one.
