Results 161 to 170 of about 69,843 (279)
Brown and Levinson's Theory of Politeness [PDF]
, 2017 Noha Hussain Abd El-Fatah
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Asia-Pacific Journal of Chemical Engineering, EarlyView.ABSTRACT With the large‐scale construction of wastewater treatment facilities, the production of municipal sewage sludge continues to rise. This sludge contains substantial amounts of toxic and hazardous substances, and improper disposal may lead to secondary environmental pollution.
He Li +5 more
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نظرية التأدب في الدراسات اللغوية العربية المعاصرة Politeness Theory in Contemporary Arabic Linguistic Studies [PDF]
أحمد بن غنيم بن محمد الشمري
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Being Polite Is Not Enough (and Other Limits of Theory Combination) [PDF]
Guilherme V. Toledo +2 more
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Migration and Dispersion Evolution of Exhaled Aerosol in a Ward Under Different Ventilation Modes
Asia-Pacific Journal of Chemical Engineering, EarlyView.ABSTRACT Wards with special functions and closure will have a higher risk of viral transmission as aerosols are an important mode of transmission for the SARS‐CoV‐2 virus. In this study, an experimental platform was built to establish the relevant parameters of the aerosol model and the aerosol propagation model according to the experimental results ...
Jingzhi Zhang +8 more
wiley +1 more source
Generational Differences in Politeness Strategies in English for Specific Purposes (ESP) Workplace Communication: A Narrative Review of Theories, Practices, and Emerging Trends [PDF]
Ummi Aishah binti Yaakob +1 more
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Innovative Approach to Hydrogen Purification: A Review on the Role of Metal Hydrides
Asia-Pacific Journal of Chemical Engineering, EarlyView.ABSTRACT Metal hydrides, renowned for their unique hydrogen bonding capabilities, have emerged as pivotal materials in the energy sector, particularly for hydrogen storage and purification applications. Their ability to store hydrogen reversibly under moderate conditions has positioned them at the forefront in hydrogen‐based energy systems. This review
T. Mohammed Faheem +4 more
wiley +1 more source
Asia-Pacific Journal of Chemical Engineering, EarlyView.ABSTRACT This study successfully prepared magnetic iron/cobalt codoped biochar catalyst (CFSBC) using a one‐step calcination method. The morphology and structure of the material were systematically characterized using SEM, XRD, FTIR, TEM, BET, Raman, VSM, and XPS techniques. The effects of key parameters such as catalyst dosage, peroxymonosulfate (PMS)
Jianhua Ni +3 more
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Asia-Pacific Journal of Chemical Engineering, EarlyView.ABSTRACT This review article critically examines the environmental and health hazards of tannery sludge (TS), a complex by‐product of the leather tanning industry. TS is characterized by a diverse array of contaminants, including heavy metals like chromium, organic pollutants such as polycyclic aromatic hydrocarbons (PAHs), volatile organic compounds ...
Yashar Aryanfar +10 more
wiley +1 more source