An LPG tank fabncated by a major manufacturer in the late 1940s with rolled skid plate, commonly used in steel floor construction, burst catastrophcally under direct sunlight. The rupture caused extensive property damage and fatal injury. Metallurgxal analysis revealed that at time of fabrication the full penetration longitudinal seam weld of the tank had been torch cut and then reconnected wit...

Becoming aware of errors that one has committed might be crucial for strategic behavioral and neuronal adjustments to avoid similar errors in the future. This review addresses conscious error perception ("error awareness") in healthy subjects as well as the relationship between error awareness and neurological and psychiatric diseases. We first discuss the main findings on error awareness in he...

In the Colored Bin Packing problem a sequence of items of sizes up to 1 arrives to be packed into bins of unit capacity. Each item has one of c ≥ 2 colors and an additional constraint is that we cannot pack two items of the same color next to each other in the same bin. The objective is to minimize the number of bins. In the important special case when all items have size zero, we characterize ...

Objectives: In this article, a new procedure for increasing the light penetration depth in a tissue is studied and simulated. It has been reported that the most important problem in biomedical optical imaging relates to the light penetration depth, and so this makes a dramatic restriction on its applications. In the optical imaging method, the detection of the backscattered pho...

introduction: this study was carried out to compare the capability of k-files with mtwo rotary file in terms of negotiation as well as depth of penetration in second mesiobuccal (mb2) canal of maxillary first molar. materials and methods: a total of 32 mb2 canal of maxillary first molars having different root curvatures (not more than 30 degree) and root lengths were selected and then detected ...

among the traditions concerning the signs of wisdom, there is a tradition related from imam al-ṣādiq (a.s.) introducing the person wearing a long beard, the signet of his ring, and his nickname, as indications of his lack of wisdom. while examining the sanad and text of this tradition, the article seeks to find out the real source of this saying and the various possibilities about the source an...

AIMS To explore referrals to medical evaluations and children's and primary carers' experiences of those evaluations in Auckland. METHODS Semi-structured interviews were conducted with children and young people who had made clear disclosures of sexual abuse, their primary carers and the social workers involved. RESULTS More than 90% of children alleging penetration or attempted penetration ...

In this paper, the author examines how the rapid penetration of Social Network Sites (SNSs) into everyday life affects higher education marketing. Among unique features offered by SNSs are unprecedented trackability of students’ interests, immediacy in responses, targeted personalization of marketing efforts, and low institutional financial obligations. Growth in Internet Penetration Rates and ...