Along through or­di­nary ice, the sol­id phase of wa­ter which most peo­ple keep in their homes, there is likewise dry ice, which deserve to be found in spe­cial­ized stores. Ev­ery­one knows the func­tion of or­di­nary ice: cool­ing drinks and also food, use in cos­met­ics and also medicine etc., while dried ice seems strange and mys­te­ri­ous.

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This ar­ti­cle will aid you to find out what dry ice is and how that is used, and you’ll additionally learn about a an approach of pre­par­ing it at home.

Let’s take it a look at dry ice

Dry ice is sol­id car­bon diox­ide, v the for­mu­la CO₂.


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Crystal structure of dry ice

At room tem­per­a­ture, this sub­stance has an in­ter­est­ing prop­er­ty: it no melt, it evap­o­rates. This way that dry ice cream com­plete­ly stays clear of the liq­uid state, which cre­ates an in­ter­est­ing ef­fect. Sol­id car­bon diox­ide acquired its name be­cause the its re­sem­blance come or­di­nary ice. The tem­per­a­ture of dry ice in its tran­si­tion native an or­di­nary state come a gaseous state is -78.5 de­grees Cel­sius. So you should be really care­ful in work­ing v this sub­stance, and also wear spe­cial gloves and pro­tec­tive cloth­ing.Dry ice is made in ~ spe­cial fac­to­ries, yet if nec­es­sary that can additionally be made eas­i­ly at home.

The ap­pli­ca­tion of dried ice

Dry ice is a nat­u­ral, en­vi­ron­men­tal­ly sound and safe sub­stance, which has actually all the func­tions that or­di­nary ice, however as dry ice cream does not have a liq­uid state, it is more con­ve­nient because that use, for ex­am­ple in trans­port­ing food or medicine. This sub­stance is additionally used because that stor­ing ice cream in su­per­mar­kets and also for cool­ing beer. But some home­mak­ers have additionally found an­oth­er ap­pli­ca­tion of dry ice, us­ing that to do fizzy wa­ter. Take a tiny piece of dry ice and also put that in a deserve to or bot­tle of wa­ter. Then firm­ly near the con­tain­er through a lid and shake it – the gas will be re­leased. Dry ice can likewise be provided for mak­ing kvass. Re­mem­ber safe­ty rules and shot not come over­do it: the con­tain­er will ex­plode if there is a big amount the dry ice cream in the bot­tle. You can likewise freeze food through it, because that ex­am­ple meat or fish. Car­bon diox­ide is additionally used of­ten for house­hold pur­pos­es: you deserve to use that to eliminate old ce­ram­ic tiles.The sub­li­ma­tion procedure of dried ice has actually an im­pres­sive ef­fect, so that is of­ten used in pho­to­graphs, and additionally at con­certs, dis­cos and also oth­er events, serv­ing a dec­o­ra­tive func­tion.


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Make dried ice your­self

You can make dry ice for prac­ti­cal pur­pos­es, and there are also var­i­ous in­ter­est­ing chem­i­cal ex­per­i­ments the in­volve this sub­stance. You deserve to pre­pare car­bon diox­ide in ~ home, however we quiet rec­om­mend that you pre­pare dry ice cream out­doors, and also not in a closed room.

Here is a list of what friend will require for the ex­per­i­ment:

a fire-ex­tin­guish­er v car­bon diox­ide (if you go­ing come buy a fire-ex­tin­guish­er, make certain you get the appropriate one, be­cause no all fire-ex­tin­guish­ers use car­bon diox­ide. Foam and pow­der fire-ex­tin­guish­ers won’t be suit­able);

cloth gloves. Don’t usage rub­ber gloves. A an excellent op­tion is come wear warmth knit­ted structure gloves or mit­tens;

an old, un­want­ed pil­low case;

pro­tec­tive gog­gles;

lab coat.

To car­ry out the ex­per­i­ment, you need to ob­serve one con­di­tion — it is in re­spon­si­ble with the equip­ment, es­pe­cial­ly whereby your hands are con­cerned: girlfriend can’t work with­out pro­tec­tion, be­cause dry ice can cause burns. If girlfriend don’t feeling con­fi­dent do­ing the ex­per­i­ment on her own, then speak to an ex­pe­ri­enced per­son to aid you. Bright and safe ex­per­i­ments v oth­er gazes you’ll find here.

To start with, take it the fire-ex­tin­guish­er and put the noz­zle into the pil­low case, sock or thick tow­el, de­pend­ing ~ above what girlfriend use. Make certain that the noz­zle is com­plete­ly sealed through the cloth, so the the gas can’t es­cape.

Then press hard on the re­lease trig­ger. When the car­bon diox­ide gas operation out very quick­ly, it doesn’t man­age come turn into gas, and re­sem­bles snow. This is what dry ice cream looks like. Once you add pieces that dry ice cream to wa­ter, a snow-white fog ap­pears, indigenous the evap­o­ra­tion of the ice.

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With dry ice cream you can display chil­dren in­ter­est­ing tricks, for ex­am­ple you can add a clean­ing certified dealer to wa­ter con­tain­ing dried ice. A many foam will ap­pear on the sur­face, and if girlfriend burst it, fog will come out of the bub­bles.