However, complete substitution is not necessarily practicable or possible, for example, because of the absence of substitutes for some forms of capital (e.g. critical natural capital), and inadequacy of substitutes (e.g. for complex ecosystems).
If you've flirted with vegetarianism like I have, then you're probably aware of a range of meat substitutes, all of which pale in comparison to the real thing.
The former dynamic - depositor liquidation of term deposits in favor of money substitutes - is of course limited by the outstanding amount of term deposits in the banking system.
Continuing technological innovations promise new generations of skin substitutes capable of addressing additional unmet medical needs.
Therefore, the use of bone substitutes made of synthetic calcium phosphate (CaP) ceramics has become more widespread.
The hydration rate of these polymers depends on the nature of substitutes and the degree of substitution.
If, for example, they started using a kind of artificial "creme" instead of "cream", and introduced some form of artificial substitute instead of actual onions … Unthinkable.
In addition, the questionnaires provide important information on the general acceptance of the use of saliva substitutes in terms of taste and duration.
The introduction of even 1% of tetrafluorophenylene unit substituting DTBT of BDTDTBT type of polymers results in significant decrease of the band gap of the polymers.
