Q: Remove the spaces from the following sentence: Filtrasorb®️ 400 is the most cost-effective
A: [Filtrasorb®️400isthemostcost-effective]

Q: Remove the spaces from the following sentence: However, it is regrettable to learn that critics and editors, many from different research backgrounds, attack the books on subjects not even dealt with, or to excess, repeat others' incorrect criticism without having read the books at all - perhaps a kind of lemming effect.
A: [However,itisregrettabletolearnthatcriticsandeditors,manyfromdifferentresearchbackgrounds,attackthebooksonsubjectsnotevendealtwith,ortoexcess,repeatothers'incorrectcriticismwithouthavingreadthebooksatall-perhapsakindoflemmingeffect.]

Q: Remove the spaces from the following sentence: Not only did they dispose of sums that I had wrestled with long and hard in the past, they also knocked off two new problems I was working on at the time I first tried them. The success rate was astonishing.
A: [NotonlydidtheydisposeofsumsthatIhadwrestledwithlongandhardinthepast,theyalsoknockedofftwonewproblemsIwasworkingonatthetimeIfirsttriedthem.Thesuccessratewasastonishing.]

Q: Remove the spaces from the following sentence: Join us on our cosmic journey into the misteries of the Universe with Star Way Millenium ScreenSaver!
A:
[JoinusonourcosmicjourneyintothemisteriesoftheUniversewithStarWayMilleniumScreenSaver!]