Some cascades can be under construction.Logical formLearned from5 sentences. A country may start a (research cascade).Logical formLearned from5 sentences. A country may test a cascade.Logical formLearned from5 sentences. A cascade of countries may join a country.Logical formLearned from5 sentences. (Cascade arrangements) can be constituted-of-or-filled-with centrifuges.Logical formLearned from5 sentences. A cascade of mistakes may take place.Logical formLearned from4 sentences. Gas may be injected into a cascade of centrifuges.Logical formLearned from4 sentences. A cascade can be constituted-of-or-filled-with numbers.Logical formLearned from4 sentences. Trophic cascades can be terrestrial.Logical formLearned from4 sentences. Cascades can be linear.Logical formLearned from4 sentences. A cascade may occur.Logical formLearned from4 sentences. A step can be in a cascade.Logical formLearned from4 sentences. A (ribbon cascade waterfall) may be found on property.Logical formLearned from4 sentences. An (amp cascade) may undergo an inhibition.Logical formLearned from4 sentences. A cascade can be disastrous.Logical formLearned from4 sentences.