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				Kem. Ind. Volume: 70 No: 3-4 Year:2021 Pages: 121–232 Number of scientific/professional papers: 8 Number of other articles: 18  | 
			
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						Green Synthesis and Application of ZSM-5 Zeolite
						  O. Chen,  S. C. Liu,  P. Q. Zhang and  S. Q. Zheng 
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					121–127 | 
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						Adsorption of Vanadium(V) From Textile Industry Effluent Using Luffa cylindrica Activated Carbon
						  K. Nwosu-Obieogu,  G. Dzarma,  B. Okolo,  K. Akatobi and  F. Aguele 
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					129–135 | 
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						Modelling Drying Time of Candesartan Cilexetil Powder Using Computational Intelligence Technique
						  S. Keskes,  M. Hentabli,  M. Laidi and  S. Hanini 
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					137–144 | 
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						Novel Approach for Predicting Direct and Open Solar Drying Using Artificial Neural Network for Medicinal Plant
						  A. Sadadou,  S. Hanini,  M. Laidi and  A. Rezrazi 
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					145–152 | 
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						Nitrogen Oxide Soil Emission Measurements Using Passive Samplers and Static Chamber Method
						  Ž. Zgorelec,  M. Galić,  M. Kolman,  M. Mesić and  G. Pehnec 
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					153–162 | 
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						The Clash of Old and New Chemistry in Croatia
						   N. Raos 
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					163–170 | 
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						History of the Development of the Metallurgy Scientific Field – From the High Technical School to the Formation of the Department for Metallurgy of the Zagreb Technology Faculty
						   M. Gojić 
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					171–178 | 
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						Nitrogen Fixation: Rate and Equilibria of Chemical Reactions
						   N. Raos 
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					179–185 | 
Opinions and Comments | |
 I. Čatić and  A. Mihajlović: Seas, Oceans and Microplastics  | 
					187–188 | 
| 189 | |
| 190 | |
  N. Raos: Information Availability  | 
					191 | 
Let's Refresh Our Knowledge | |
  M. Vuković Domanovac: Activated-Sludge Process  | 
					192–193 | 
Technological Notes | |
  M. Kovačić: The Scale of Energy Released in an Earthquake  | 
					194–195 | 
Environment Protection | |
| 196–198 | |
Meetings and Events | |
| 199 | |
Science and Industry News | |
| 200–207 | |
The History of the Croatian industry | |
  N. Kuzmanić: Plastics and Chemical Products Factory – Jugovinil  | 
					208–211 | 
Reviews | |
| 212–220 | |
Calendar Highlights | |
| 221 | |
Calendar of Events | |
| K1–K3 | |
Overview of Technical Literature and Documentation | |
| 222–224 | |
Measurement and Control | |
  N. Bolf: Level Measurement, Part I  | 
					225–228 | 
Occupational Safety | |
  I. Aurer Jezerčić: Manual Transfer of Cargo  | 
					229–232 |