Having reflective material on clothing does not mean we are visible when visibility is limited; the quality of that material is often very low. There are at least a few kinds of reflective materials available on the Polish market; they are silver, have relevant certificates and are all different. To make the right choice, a few aspects have to be considered: how long clothing will be used, which is related to how many times clothing will be washed, how it will be maintained and, last but not least, how thick clothing material is. Those parameters should be given to the manufacturer of clothing.

The problem of work-life balance  applies to employees of all ages because of their numerous obligations. With age, life and social roles and obligations change. Young workers find it difficult to reconcile work and caring for young children. The obligation to take care of dependents, especially elderly parents, disabled or chronically ill family members, primarily affects older workers (50+). Therefore, employees throughout their working life cycle require support in reconciling work and "life" (especially the family). Various solutions offered by employers can help. Flexitime and special arrangements regarding time off, including that for men, are among the most important ones. The aim of this paper is to present the problem of reconciling work and family life from the point of view of workers of different ages, defining the concept of work-life balance and to present some good practices in this area.

This article presents the problem of reducing noise so loud it is close to being mechanically harmful for hearing. It discusses basic problems related to designing noise countermeasures on the basis of research on air chutes of a turbocharger treated as a source of noise. This article also presents a concept of noise reduction, which underlines the possibility research contributing to a reduction in noise even in extremely tough conditions.

This paper explores risk in international maritime transport. It discusses current trends in unlawful activity  in the waters of Southeast Asia, the Caribbean, the Gulf of Guinea and off the Somali coast. The first part of the paper examines why piracy is effective. The second part focuses on the consequences of pirate attacks for the  life and health  of seafarers on vessels transiting high-risk areas. Seafarers' work on a ship requires additional safety measures.