Binary phenomenon exhibited in expansive soil deposits traced to, behaviour of MT Clay mineral. Charge distribution in the MT clay mineral indicates that both expansion and preventing bonding forces exist in the same mineral structure. Marginal addition charge charge is needed to balance the expanding forces. This leads to discovery of CNSL phenomenon. Structures constructed with CNSL are performing satisfactorily for more than 37 years.

Eye is considered as one of the prime sensory organs and is a vital necessity to take care of them by all means. All the Acharya of Ayurveda have mentioned various measures for maintaining the eye in healthy way which includes usage of diet and medicine judicially. There are many topics in ayurveda classics about which we have limited knowledge like Chakshushya dravyas. There are various Chakshushya dravyas are described in Ayurvedic literature both in Bruhatrayi and Laghutrayi. Bhavprakash Nighantu is one among these Samhitas of laghutrayi. This deals with Dravyaguna. The reason behind choosing Bhavprakash Nighantu for the study is its karmapradhanya. Two types of chakshushya dravyas are described in this Nighantu, one is Chakshu hitakaraka i.e., beneficial for eyes and other is Chakshu rogahara i.e used for treating eye disorders. How these Chakshushyadravyas are doing their work on Chakshurindriys is not mentioned by any author. Here in present article, an attempt for critical analysis on Chakshushyadravyas and their line of action on the basis of Rasapanchaka is made.

Nidānārthakara rogas are those diseases which act as the etiological factor for other diseases. The aim of this study was to evaluate the nidānārthakaratva or inter relationship of Atisāra (Enterocolitis)-Grahani (Irritable Bowel Syndrome)-Arśa (Haemorrhoids). 30 individuals diagnosed with Grahani and 37 individuals diagnosed with Arśa were taken for the survey study. Retrospective assessment of the patients was done and the data was analyzed using Frequencies / Descriptive statistics and other statistical tests. The study showed that 46.7 % suffered from Atisāra before the development of Grahani and 24.3 % suffered from Grahani before the development of Arśa. This high incidence shows the inter relationship of Atisāra-Grahani-Arśa.

Ayurveda, the life science, is said to be having a divine origin. Right in the beginning of Ayurveda Samhitas, ayurvedavatarana, the descent of Ayurveda, is documented. The three significant references connect to the Himalayas as the place where it descended or from where it fell. The Himalayas are the mountain ranges in the northern part of India, ranging approximately 1600km. In ancient literature of Ayurveda, the Himalayas features in many contexts. This article tries to compile, analyse, and interpret the literature connected to Himalaya concerning Charaka Samhita.

Tridosha siddhanta is one of the fundamental principles of Ayurveda. Vata, pitta and kapha are the driving forces for the human physiology. Normalcy among them is health and abnormally leads to disease. These doshas tend to vary in quantity and quality by daily activities, food and many external causes. Ayurveda samhitas advocate dinacharya, which are set of daily regimen practices to keep these doshas in a state of normalcy. Therefore, these regimens are preventive management also health promotive in nature. Shalakya tantra is that branch of Ayurveda which addresses diseases pertaining to Eye, Ear, Nose, Throat, oral cavity, teeth, headaches and skin disease pertaining to scalp. This article segregates and analysis the dinacharya (daily regimen) that specifically have nexus with Urdhwajatrugata vikara.